diff --git a/.gitignore b/.gitignore
index 0090b75..84d1fa7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,4 @@
 .DS_Store
 ./dist
 elm-stuff
-./node_modules
\ No newline at end of file
+node_modules
\ No newline at end of file
diff --git a/elm.json b/elm.json
index 39cb4d5..6bc6b6d 100644
--- a/elm.json
+++ b/elm.json
@@ -7,7 +7,9 @@
     "exposed-modules": [
         "Spa",
         "Spa.Page",
-        "Spa.Types"
+        "Spa.Types",
+        "Spa.Transition",
+        "Spa.Path"
     ],
     "elm-version": "0.19.0 <= v < 0.20.0",
     "dependencies": {
diff --git a/examples/complex/src/Components/Button.elm b/examples/complex/src/Components/Button.elm
index e3a4eee..7e8dbe3 100644
--- a/examples/complex/src/Components/Button.elm
+++ b/examples/complex/src/Components/Button.elm
@@ -1,6 +1,6 @@
 module Components.Button exposing (view)
 
-import Components.Styles as Styles
+import Utils.Styles as Styles
 import Element exposing (..)
 import Element.Background as Background
 import Element.Border as Border
diff --git a/examples/complex/src/Components/Hero.elm b/examples/complex/src/Components/Hero.elm
index 8197d33..59c6a47 100644
--- a/examples/complex/src/Components/Hero.elm
+++ b/examples/complex/src/Components/Hero.elm
@@ -1,6 +1,6 @@
 module Components.Hero exposing (Action(..), view)
 
-import Components.Styles as Styles
+import Utils.Styles as Styles
 import Element exposing (..)
 import Element.Input as Input
 
diff --git a/examples/complex/src/Components/Section.elm b/examples/complex/src/Components/Section.elm
index 3559430..20b33fb 100644
--- a/examples/complex/src/Components/Section.elm
+++ b/examples/complex/src/Components/Section.elm
@@ -1,6 +1,6 @@
 module Components.Section exposing (view)
 
-import Components.Styles as Styles
+import Utils.Styles as Styles
 import Element exposing (..)
 import Html.Attributes as Attr
 import Markdown
diff --git a/examples/complex/src/Layout.elm b/examples/complex/src/Layout.elm
index 5bd4170..5e4816b 100644
--- a/examples/complex/src/Layout.elm
+++ b/examples/complex/src/Layout.elm
@@ -1,7 +1,7 @@
 module Layout exposing (view)
 
 import Components.Button
-import Components.Styles as Styles
+import Utils.Styles as Styles
 import Element exposing (..)
 import Element.Background as Background
 import Element.Border as Border
@@ -48,7 +48,7 @@ viewNavbar user_ =
                 , Font.color Styles.colors.coral
                 , Styles.transition
                     { property = "opacity"
-                    , speed = 150
+                    , duration = 150
                     }
                 , mouseOver [ alpha 0.6 ]
                 ]
diff --git a/examples/complex/src/Layouts/Docs.elm b/examples/complex/src/Layouts/Docs.elm
index afd05b7..6f4944d 100644
--- a/examples/complex/src/Layouts/Docs.elm
+++ b/examples/complex/src/Layouts/Docs.elm
@@ -1,6 +1,6 @@
 module Layouts.Docs exposing (view)
 
-import Components.Styles as Styles
+import Utils.Styles as Styles
 import Element exposing (..)
 import Element.Font as Font
 import Generated.Routes as Routes exposing (Route, routes)
diff --git a/examples/complex/src/Layouts/Guide.elm b/examples/complex/src/Layouts/Guide.elm
index f64eaf7..00adbaf 100644
--- a/examples/complex/src/Layouts/Guide.elm
+++ b/examples/complex/src/Layouts/Guide.elm
@@ -1,6 +1,6 @@
 module Layouts.Guide exposing (view)
 
-import Components.Styles as Styles
+import Utils.Styles as Styles
 import Element exposing (..)
 import Utils.Spa as Spa
 
diff --git a/examples/complex/src/Pages/SignIn.elm b/examples/complex/src/Pages/SignIn.elm
index 62f829c..bd89248 100644
--- a/examples/complex/src/Pages/SignIn.elm
+++ b/examples/complex/src/Pages/SignIn.elm
@@ -2,7 +2,7 @@ module Pages.SignIn exposing (Model, Msg, page)
 
 import Spa.Page
 import Components.Button
-import Components.Styles as Styles
+import Utils.Styles as Styles
 import Element exposing (..)
 import Element.Border as Border
 import Element.Font as Font
diff --git a/examples/complex/src/Pages/Top.elm b/examples/complex/src/Pages/Top.elm
index e14c786..fa31961 100644
--- a/examples/complex/src/Pages/Top.elm
+++ b/examples/complex/src/Pages/Top.elm
@@ -3,7 +3,7 @@ module Pages.Top exposing (Model, Msg, page)
 import Spa.Page
 import Components.Hero
 import Components.Section
-import Components.Styles as Styles
+import Utils.Styles as Styles
 import Element exposing (..)
 import Generated.Params as Params
 import Html.Attributes as Attr
diff --git a/examples/complex/src/Transitions.elm b/examples/complex/src/Transitions.elm
index b292f4c..740b7b4 100644
--- a/examples/complex/src/Transitions.elm
+++ b/examples/complex/src/Transitions.elm
@@ -1,29 +1,17 @@
 module Transitions exposing (transitions)
 
-import Components.Styles as Styles
+import Utils.Styles as Styles
 import Element exposing (..)
-import Generated.Docs.Pages
-import Layout
-import Layouts.Docs
-import Layouts.Guide
-import Spa.Path exposing (Path)
+import Generated.Docs.Pages as Docs
 import Spa.Transition as Transition exposing (Transition)
 
 
-transitions :
-    { layout : Transition (Element msg)
-    , page : Transition (Element msg)
-    , pages :
-        List
-            { path : Path
-            , transition : Transition (Element msg)
-            }
-    }
+transitions : Transition.Transitions (Element msg)
 transitions =
     { layout = Transition.fadeUi 300
     , page = Transition.fadeUi 300
     , pages =
-        [ { path = Generated.Docs.Pages.path
+        [ { path = Docs.path
           , transition = batmanNewspaper 600
           }
         ]
@@ -35,9 +23,9 @@ transitions =
 
 
 batmanNewspaper : Int -> Transition (Element msg)
-batmanNewspaper speed =
+batmanNewspaper duration =
     Transition.custom
-        { speed = speed
+        { duration = duration
         , invisible =
             \page ->
                 el
@@ -47,7 +35,7 @@ batmanNewspaper speed =
                     , scale 0
                     , Styles.transition
                         { property = "all"
-                        , speed = speed
+                        , duration = duration
                         }
                     ]
                     page
@@ -58,7 +46,7 @@ batmanNewspaper speed =
                     , width fill
                     , Styles.transition
                         { property = "all"
-                        , speed = speed
+                        , duration = duration
                         }
                     ]
                     page
diff --git a/examples/complex/src/Utils/Spa.elm b/examples/complex/src/Utils/Spa.elm
index e7a531f..aae2879 100644
--- a/examples/complex/src/Utils/Spa.elm
+++ b/examples/complex/src/Utils/Spa.elm
@@ -10,11 +10,11 @@ module Utils.Spa exposing
     , recipe
     )
 
-import Spa.Page
-import Spa.Types
 import Element exposing (Element)
 import Generated.Routes as Routes exposing (Route)
 import Global
+import Spa.Page
+import Spa.Types
 
 
 type alias Page params model msg layoutModel layoutMsg appMsg =
@@ -37,14 +37,6 @@ type alias Bundle msg appMsg =
     Spa.Types.Bundle Route msg (Element msg) Global.Model Global.Msg appMsg (Element appMsg)
 
 
-type alias Layout params model msg appMsg =
-    Spa.Types.Layout Route params model msg (Element msg) Global.Model Global.Msg appMsg (Element appMsg)
-
-
-type alias Upgrade params model msg layoutModel layoutMsg appMsg =
-    Spa.Types.Upgrade Route params model msg (Element msg) layoutModel layoutMsg (Element layoutMsg) Global.Model Global.Msg appMsg (Element appMsg)
-
-
 type alias LayoutContext msg =
     Spa.Types.LayoutContext Route msg (Element msg) Global.Model Global.Msg
 
@@ -53,6 +45,10 @@ type alias PageContext =
     Spa.Types.PageContext Route Global.Model
 
 
+type alias Layout params model msg appMsg =
+    Spa.Types.Layout Route params model msg (Element msg) Global.Model Global.Msg appMsg (Element appMsg)
+
+
 layout :
     Layout params model msg appMsg
     -> Page params model msg layoutModel layoutMsg appMsg
@@ -60,6 +56,10 @@ layout =
     Spa.Page.layout Element.map
 
 
+type alias Upgrade params model msg layoutModel layoutMsg appMsg =
+    Spa.Types.Upgrade Route params model msg (Element msg) layoutModel layoutMsg (Element layoutMsg) Global.Model Global.Msg appMsg (Element appMsg)
+
+
 recipe :
     Upgrade params model msg layoutModel layoutMsg appMsg
     -> Recipe params model msg layoutModel layoutMsg appMsg
diff --git a/examples/complex/src/Components/Styles.elm b/examples/complex/src/Utils/Styles.elm
similarity index 89%
rename from examples/complex/src/Components/Styles.elm
rename to examples/complex/src/Utils/Styles.elm
index 56458e8..d652878 100644
--- a/examples/complex/src/Components/Styles.elm
+++ b/examples/complex/src/Utils/Styles.elm
@@ -1,4 +1,4 @@
-module Components.Styles exposing
+module Utils.Styles exposing
     ( button
     , colors
     , fonts
@@ -39,7 +39,7 @@ link =
     , Font.color colors.coral
     , transition
         { property = "opacity"
-        , speed = 150
+        , duration = 150
         }
     , mouseOver
         [ alpha 0.6
@@ -59,7 +59,7 @@ button =
     , pointer
     , transition
         { property = "all"
-        , speed = 150
+        , duration = 150
         }
     , mouseOver
         [ Font.color colors.white
@@ -88,14 +88,14 @@ h3 =
 
 transition :
     { property : String
-    , speed : Int
+    , duration : Int
     }
     -> Attribute msg
-transition { property, speed } =
+transition { property, duration } =
     Element.htmlAttribute
         (Attr.style
             "transition"
-            (property ++ " " ++ String.fromInt speed ++ "ms ease-in-out")
+            (property ++ " " ++ String.fromInt duration ++ "ms ease-in-out")
         )
 
 
diff --git a/package-lock.json b/package-lock.json
index 35c0d15..c37d51f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,5 +1,2896 @@
 {
   "name": "elm-spa",
   "version": "1.0.0",
-  "lockfileVersion": 1
+  "lockfileVersion": 1,
+  "requires": true,
+  "dependencies": {
+    "@cnakazawa/watch": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/@cnakazawa/watch/-/watch-1.0.3.tgz",
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+      "dev": true,
+      "requires": {
+        "exec-sh": "^0.3.2",
+        "minimist": "^1.2.0"
+      }
+    },
+    "@sindresorhus/is": {
+      "version": "0.7.0",
+      "resolved": "https://registry.npmjs.org/@sindresorhus/is/-/is-0.7.0.tgz",
+      "integrity": "sha512-ONhaKPIufzzrlNbqtWFFd+jlnemX6lJAgq9ZeiZtS7I1PIf/la7CW4m83rTXRnVnsMbW2k56pGYu7AUFJD9Pow==",
+      "dev": true
+    },
+    "accepts": {
+      "version": "1.3.7",
+      "resolved": "https://registry.npmjs.org/accepts/-/accepts-1.3.7.tgz",
+      "integrity": "sha512-Il80Qs2WjYlJIBNzNkK6KYqlVMTbZLXgHx2oT0pU/fjRHyEp+PEfEPY0R3WCwAGVOtauxh1hOxNgIf5bv7dQpA==",
+      "dev": true,
+      "requires": {
+        "mime-types": "~2.1.24",
+        "negotiator": "0.6.2"
+      }
+    },
+    "ajv": {
+      "version": "6.10.2",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.10.2.tgz",
+      "integrity": "sha512-TXtUUEYHuaTEbLZWIKUr5pmBuhDLy+8KYtPYdcV8qC+pOZL+NKqYwvWSRrVXHn+ZmRRAu8vJTAznH7Oag6RVRw==",
+      "dev": true,
+      "requires": {
+        "fast-deep-equal": "^2.0.1",
+        "fast-json-stable-stringify": "^2.0.0",
+        "json-schema-traverse": "^0.4.1",
+        "uri-js": "^4.2.2"
+      }
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+    "ansi-styles": {
+      "version": "3.2.1",
+      "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-3.2.1.tgz",
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+      "dev": true,
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+        "normalize-path": "^2.1.1"
+      }
+    },
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+      "dev": true,
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 }
diff --git a/package.json b/package.json
index 346e8dc..81966c5 100644
--- a/package.json
+++ b/package.json
@@ -1,18 +1,22 @@
 {
   "name": "elm-spa",
   "version": "1.0.0",
-  "description": "",
+  "description": "a package for building single-page applications!",
   "main": "cli/src/index.js",
   "bin": "./cli/src/index.js",
   "scripts": {
     "start": "npm link && npm run dev",
     "build": "(cd cli && npm run build)",
     "dev": "npm run build && npm run example",
+    "docs": "elm-doc-preview",
     "example": "npm run examples:complex",
     "examples:intro": "(cd examples/intro && npm install && npm run dev)",
     "examples:complex": "(cd examples/complex && npm install && npm run dev)"
   },
   "dependencies": {},
-  "devDependencies": {},
+  "devDependencies": {
+    "elm": "0.19.1-3",
+    "elm-doc-preview": "3.0.4"
+  },
   "keywords": []
 }
diff --git a/src/Internals/Transition.elm b/src/Internals/Transition.elm
index 70fb796..4925b21 100644
--- a/src/Internals/Transition.elm
+++ b/src/Internals/Transition.elm
@@ -1,6 +1,6 @@
 module Internals.Transition exposing
     ( Transition
-    , speed, view
+    , duration, view
     , optOut, none, fadeHtml, fadeUi
     , Visibility
     , visible, invisible
@@ -10,7 +10,7 @@ module Internals.Transition exposing
 {-|
 
 @docs Transition
-@docs speed, view, chooseFrom
+@docs duration, view, chooseFrom
 @docs optOut, none, fadeHtml, fadeUi
 
 @docs Visibility
@@ -46,7 +46,7 @@ type Transition ui_msg
 
 
 type alias Options ui_msg =
-    { speed : Int
+    { duration : Int
     , invisible : View ui_msg
     , visible : View ui_msg
     }
@@ -57,8 +57,8 @@ type alias View ui_msg =
     -> ui_msg
 
 
-speed : Transition ui_msg -> Int
-speed transition =
+duration : Transition ui_msg -> Int
+duration transition =
     case transition of
         OptOut ->
             0
@@ -67,7 +67,7 @@ speed transition =
             0
 
         Transition t ->
-            t.speed
+            t.duration
 
 
 view :
@@ -107,7 +107,7 @@ none =
 
 
 fadeHtml : Int -> Transition (Html msg)
-fadeHtml speed_ =
+fadeHtml duration_ =
     let
         withOpacity : Int -> View (Html msg)
         withOpacity opacity page =
@@ -116,21 +116,21 @@ fadeHtml speed_ =
                 , Attr.style "transition" <|
                     String.concat
                         [ "opacity "
-                        , String.fromInt speed_
+                        , String.fromInt duration_
                         , "ms ease-in-out"
                         ]
                 ]
                 [ page ]
     in
     Transition <|
-        { speed = speed_
+        { duration = duration_
         , invisible = withOpacity 0
         , visible = withOpacity 1
         }
 
 
 fadeUi : Int -> Transition (Element msg)
-fadeUi speed_ =
+fadeUi duration_ =
     let
         withOpacity : Float -> View (Element msg)
         withOpacity opacity page =
@@ -142,21 +142,21 @@ fadeUi speed_ =
                     Attr.style "transition" <|
                         String.concat
                             [ "opacity "
-                            , String.fromInt speed_
+                            , String.fromInt duration_
                             , "ms ease-in-out"
                             ]
                 ]
                 page
     in
     Transition <|
-        { speed = speed_
+        { duration = duration_
         , invisible = withOpacity 0
         , visible = withOpacity 1
         }
 
 
 custom :
-    { speed : Int
+    { duration : Int
     , invisible : View ui_msg
     , visible : View ui_msg
     }
diff --git a/src/Spa.elm b/src/Spa.elm
index 06b7442..f31ad34 100644
--- a/src/Spa.elm
+++ b/src/Spa.elm
@@ -1,7 +1,6 @@
 module Spa exposing
     ( Program, create
     , usingHtml
-    , queryParameters
     )
 
 {-|
@@ -14,17 +13,21 @@ as the entrypoint to your app.
 
     import Global
     import Pages
-    import Routes
+    import Routes exposing (routes)
     import Spa
+    import Transitions
+    import Utils.Spa
 
+    main : Utils.Spa.Program Pages.Model Pages.Msg
     main =
         Spa.create
             { ui = Spa.usingHtml
             , routing =
                 { routes = Routes.parsers
                 , toPath = Routes.toPath
-                , notFound = Routes.routes.notFound
+                , notFound = routes.notFound
                 }
+            , transitions = Transitions.transitions
             , global =
                 { init = Global.init
                 , update = Global.update
@@ -38,7 +41,7 @@ as the entrypoint to your app.
 
 # using elm-ui?
 
-If you're a big fan of [mdgriffith/elm-ui](https://package.elm-lang.org/packages/mdgriffith/elm-ui/latest/) (or not-so-big-fan of CSS),
+If you're a big fan of [mdgriffith/elm-ui](https://package.elm-lang.org/packages/mdgriffith/elm-ui/latest/) (or a "not-so-big-fan of CSS"),
 this package supports using `Element msg` instead of `Html msg` for your pages and components.
 
 Providing `Spa.create` with these `ui` options will do the trick!
@@ -80,7 +83,7 @@ type alias Program flags globalModel globalMsg layoutModel layoutMsg =
     Platform.Program flags (Model flags globalModel layoutModel) (Msg globalMsg layoutMsg)
 
 
-{-| Pass this in when calling `Spa.create`
+{-| If you're just using `elm/html`, you can pass this into `Spa.create`
 
     main =
         Spa.create
@@ -104,10 +107,11 @@ usingHtml =
 
 {-| Creates a new `Program` given some one-time configuration:
 
-  - `ui` - How do we convert the view to `Html msg`?
+  - `ui` - How do we convert our views into `Html msg`?
   - `routing` - What are the app's routes?
-  - `global` - How do we manage shared state between pages?
-  - `page` - What pages do we have available?
+  - `transitions` - How should we transition between routes?
+  - `global` - How do we share state between pages?
+  - `page` - What page should we render?
 
 -}
 create :
@@ -286,7 +290,7 @@ init config flags url key =
                     [ Cmd.map Page pageCmd
                     , Cmd.map Global pageGlobalCmd
                     , Cmd.map Global globalCmd
-                    , Utils.delay (Transition.speed config.routing.transition) FadeInLayout
+                    , Utils.delay (Transition.duration config.routing.transition) FadeInLayout
                     , cmd
                     ]
                 )
@@ -383,7 +387,7 @@ update config msg model =
 
         ChangedUrl url ->
             let
-                ( path, speed ) =
+                ( path, duration ) =
                     chooseFrom
                         { transitions = config.routing.transitions
                         , from = model.url
@@ -391,7 +395,7 @@ update config msg model =
                         }
                         |> Just
                         |> Maybe.withDefault (List.head config.routing.transitions)
-                        |> Maybe.map (\item -> ( item.path, Transition.speed item.transition ))
+                        |> Maybe.map (\item -> ( item.path, Transition.duration item.transition ))
                         |> Maybe.withDefault ( [], 0 )
             in
             ( { model
@@ -404,7 +408,7 @@ update config msg model =
               }
             , Cmd.batch
                 [ Utils.delay
-                    speed
+                    duration
                     (FadeInPage url)
                 ]
             )
diff --git a/src/Spa/Page.elm b/src/Spa/Page.elm
index f51372a..f37c4ce 100644
--- a/src/Spa/Page.elm
+++ b/src/Spa/Page.elm
@@ -8,26 +8,34 @@ module Spa.Page exposing
     , keep
     )
 
-{-| Each page can be as simple or complex as you need:
-
-1.  [Static](#static) - a page without state
-
-2.  [Sandbox](#sandbox) - a page without side-effects
-
-3.  [Element](#element) - a page _with_ side-effects
-
-4.  [Component](#component) - a page that can change the global state
+{-|
 
 
-## what's that `always` for?
+## Pick the simplest page for the job!
 
-You may notice the examples below use `always`. This is to **opt-out** each
-function from reading the global model.
+1.  [`static`](#static) - a page without state
 
-If you need access to `Global.Model` in your `title`, `init`, `update`, `view`, or
-`subscriptions` functions, just remove the always.
+2.  [`sandbox`](#sandbox) - a page without side-effects
 
-**It is recommended to include this to keep your pages as simple as possible!**
+3.  [`element`](#element) - a page _with_ side-effects
+
+4.  [`component`](#component) - a page that can change the global state
+
+
+### **heads up:** `always` incoming!
+
+You may notice the examples below use the function `always`.
+
+    Page.static
+        { title = always "Hello"
+        , view = always view
+        }
+
+This is to **opt-out** each function from accessing data like [`PageContext`](./Spa-Types#PageContext)
+
+If you decide you need access to the `Route`, query parameters, or `Global.Model`:
+Remove the `always` from `title`, `init`, `update`, `view`, or
+`subscriptions` functions.
 
 
 # static
@@ -50,13 +58,12 @@ If you need access to `Global.Model` in your `title`, `init`, `update`, `view`,
 @docs component, send
 
 
-# composing pages together
+# manually composing pages?
 
 The rest of this module contains types and functions that
-can be generated with the [cli companion tool](https://github.com/ryannhg/elm-spa/tree/master/cli)
+are automatically generated with the [CLI companion tool](https://github.com/ryannhg/elm-spa/tree/master/cli)!
 
-If you're typing this stuff manually, you might need to know what
-these are for!
+If you'd rather type this stuff manually, these docs are for you!
 
 
 ## layout
@@ -69,12 +76,23 @@ these are for!
 @docs recipe
 
 
-## what's a "bundle"?
+## wait... what's a "bundle"?
 
-We can "bundle" the `view` and `subscriptions` functions together,
-because they both only need the current `model`.
+We can "bundle" the `title`,`view`, and `subscriptions` functions together,
+because they only need access to the current `model`.
 
-So _instead_ of typing out these:
+So _instead_ of typing out all this:
+
+    title bigModel =
+        case bigModel of
+            FooModel model ->
+                foo.title model
+
+            BarModel model ->
+                bar.title model
+
+            BazModel model ->
+                baz.title model
 
     view bigModel =
         case bigModel of
@@ -98,7 +116,7 @@ So _instead_ of typing out these:
             BazModel model ->
                 baz.subscriptions model
 
-You only need **one** case expression: (woohoo, less boilerplate!)
+You only create **one** case expression: (woohoo, less typing!)
 
     bundle bigModel =
         case bigModel of
@@ -133,9 +151,9 @@ type alias Page route pageParams pageModel pageMsg ui_pageMsg layoutModel layout
 
 
 {-| Implementing the `init`, `update` and `bundle` functions is much easier
-when you turn a `Page` type into `Recipe`.
+when you turn a `Page` type into a `Recipe`.
 
-A `Recipe` contains a record waiting for page specific data.
+A `Recipe` is just an Elm record waiting for its page specific data.
 
   - `init`: just needs a `route`
 
@@ -172,8 +190,8 @@ recipe =
     Internals.Page.upgrade
 
 
-{-| In the event that our `case` expression in `update` receives a `msg` that doesn't
-match up with it's `model`, we use `keep` to leave the page as-is.
+{-| If the `update` function receives a `msg` that doesn't
+match up its `model`, we use `keep` to leave the page as-is.
 
     update : Msg -> Model -> Spa.Update Model Msg
     update bigMsg bigModel =
@@ -427,8 +445,8 @@ element page =
             , init = always init
             , update = always update
             , subscriptions = always subscriptions
-            -- no always, so `view` gets `Global.Model`
-            , view = view
+            , view = view -- no always used here, so view
+                          -- has access to `PageContext`
             }
 
     title : String
@@ -447,11 +465,14 @@ element page =
     subscriptions model =
         -- ...
 
-    view : Global.Model -> Model -> Html Msg
-    view global model =
+    view : Spa.PageContext -> Model -> Html Msg
+    view { global } model =
         case global.user of
-            SignedIn _ -> viewSignOutForm
-            SignedOut -> viewSignInForm
+            SignedIn user ->
+                viewSignOutForm user model
+
+            SignedOut ->
+                viewSignInForm model
 
 -}
 component :
@@ -492,7 +513,7 @@ component page =
         )
 
 
-{-| Useful for sending `Global.Msg` from a component.
+{-| A utility for sending `Global.Msg` commands from your `Page.component`
 
     init : Params.SignIn -> ( Model, Cmd Msg, Cmd Global.Msg )
     init params =
diff --git a/src/Spa/Path.elm b/src/Spa/Path.elm
index 283498a..2c6eb80 100644
--- a/src/Spa/Path.elm
+++ b/src/Spa/Path.elm
@@ -1,21 +1,73 @@
 module Spa.Path exposing
     ( Path
-    , dynamic
-    , static
+    , static, dynamic
     )
 
+{-|
+
+
+## specify transitions for different routes!
+
+If you're using the [CLI companion tool](https://github.com/ryannhg/elm-spa/tree/master/cli),
+these are **automatically generated**.
+
+If you're doing things by hand, this documentation might be helpful!
+
+@docs Path
+
+@docs static, dynamic
+
+-}
+
 import Internals.Path as Internals
 
 
+{-| a `List` of path segments that you use with `Spa.Transition`
+
+    transitions : Spa.Transitions (Element msg)
+    transitions =
+        { layout = Transition.none
+        , page = Transition.none
+        , pages =
+            [ -- applies fade to all pages under `/guide/*`
+              { path = [ static "guide" ]
+              , transition = Transition.fadeUi 300
+              }
+            ]
+        }
+
+-}
 type alias Path =
     Internals.Path
 
 
+{-| A static segment of a path.
+
+    [ static "docs" ]
+    -- /docs
+
+    [ static "docs", static "intro" ]
+    -- /docs/intro
+
+-}
 static : String -> Internals.Piece
 static =
     Internals.static
 
 
+{-| A dynamic segment of a path.
+
+    [ static "docs", dynamic ]
+    -- /docs/welcome
+    -- /docs/hello
+    -- /docs/hooray
+
+    [ static "docs", dynamic, static "intro" ]
+    -- /docs/welcome/intro
+    -- /docs/hello/intro
+    -- /docs/hooray/intro
+
+-}
 dynamic : Internals.Piece
 dynamic =
     Internals.dynamic
diff --git a/src/Spa/Transition.elm b/src/Spa/Transition.elm
index d187a53..7b094b1 100644
--- a/src/Spa/Transition.elm
+++ b/src/Spa/Transition.elm
@@ -1,20 +1,50 @@
 module Spa.Transition exposing
     ( Transition
-    , none, fadeHtml, fadeUi, custom
+    , none, fadeHtml, fadeUi
+    , custom
     )
 
 {-|
 
+
+## Create transitions from page to page!
+
+A huge benefit to doing client-side rendering is the ability to
+seamlessly navigate from one page to another!
+
+This package is designed to make creating page transitions a breeze!
+
 @docs Transition
-@docs none, fadeHtml, fadeUi, custom
+
+
+# use one of these transitions
+
+@docs none, fadeHtml, fadeUi
+
+
+# ot roll your own
+
+@docs custom
 
 -}
 
 import Element exposing (Element)
 import Html exposing (Html)
+import Internals.Path exposing (Path)
 import Internals.Transition
 
 
+{-| Describes how to move from one page to another.
+
+    transition : Transition (Html msg)
+    transition =
+        Transition.none
+
+    anotherTransition : Transition (Element msg)
+    anotherTransition =
+        Transition.fadeUi 300
+
+-}
 type alias Transition ui_msg =
     Internals.Transition.Transition ui_msg
 
@@ -23,23 +53,110 @@ type alias Transition ui_msg =
 -- TRANSITIONS
 
 
+{-| Don't transition from one page to another
+
+    transitions : Transitions (Html msg)
+    transitions =
+        { layout = Transition.none -- page loads instantly
+        , page = Transition.fadeHtml 300
+        , pages = []
+        }
+
+-}
 none : Transition ui_msg
 none =
     Internals.Transition.none
 
 
+{-| Fade one page out and another one in. (For use with `elm/html`)
+
+    Animation duration is represented in **milliseconds**
+
+    transitions : Spa.Types.Transitions (Html msg)
+    transitions =
+        { layout = Transition.none
+        , page = Transition.fadeHtml 300 -- 300 milliseconds
+        , pages = []
+        }
+
+-}
 fadeHtml : Int -> Transition (Html msg)
 fadeHtml =
     Internals.Transition.fadeHtml
 
 
+{-| Fade one page out and another one in. (For use with `mdgriffith/elm-ui`)
+
+    Animation duration is represented in **milliseconds**
+
+    transitions : Spa.Types.Transitions (Element msg)
+    transitions =
+        { layout = Transition.none
+        , page = Transition.fadeUi 300 -- 300 milliseconds
+        , pages = []
+        }
+
+-}
 fadeUi : Int -> Transition (Element msg)
 fadeUi =
     Internals.Transition.fadeUi
 
 
+{-| Create your own custom transition!
+
+Just provide three things:
+
+  - How long (in milliseconds) the transition lasts.
+
+  - What the page looks like when invisible.
+
+  - What the page looks like when **visible**.
+
+```
+batmanNewspaper : Int -> Transition (Element msg)
+batmanNewspaper duration =
+    Transition.custom
+        { duration = duration
+        , invisible =
+            \page ->
+                el
+                    [ alpha 0
+                    , width fill
+                    , rotate (4 * pi)
+                    , scale 0
+                    , Styles.transition
+                        { property = "all"
+                        , duration = duration
+                        }
+                    ]
+                    page
+        , visible =
+            \page ->
+                el
+                    [ alpha 1
+                    , width fill
+                    , Styles.transition
+                        { property = "all"
+                        , duration = duration
+                        }
+                    ]
+                    page
+        }
+
+--
+-- using it later on
+--
+transitions : Spa.Types.Transitions (Element msg)
+transitions =
+    { layout = batmanNewspaper 500 -- 🦇
+    , page = Transition.none
+    , pages = []
+    }
+```
+
+-}
 custom :
-    { speed : Int
+    { duration : Int
     , invisible : View ui_msg
     , visible : View ui_msg
     }
diff --git a/src/Spa/Types.elm b/src/Spa/Types.elm
index 164c431..d70911a 100644
--- a/src/Spa/Types.elm
+++ b/src/Spa/Types.elm
@@ -5,24 +5,25 @@ module Spa.Types exposing
     , Update
     , Bundle
     , Layout, Upgrade
+    , Transitions
     , LayoutContext, PageContext
     )
 
 {-|
 
 
-## types so spooky, they got their own module! 👻
+## types so spooky, they got their own module!
 
 This module is all about exposing the types that `ryannhg/elm-app` uses
 under the hood.
 
-At a glance, there are a **lot of generic types**.
+You might notice that there are a **lot of generic types**.
 
-In practice, we can handle this with a single
+In practice, we can avoid the messy types with a single
 [`Utils/Spa.elm`](https://github.com/ryannhg/elm-spa/blob/master/example/src/Utils/Spa.elm) file that
 makes your types easier to understand!
 
-`elm-spa init` generates that file for you, but I've added examples below if you're
+`elm-spa init` will generate that file for you, but I've added examples below if you're
 doing things by hand.
 
 
@@ -55,9 +56,22 @@ doing things by hand.
 
 @docs Layout, Upgrade
 
+
+# transitions
+
+@docs Transitions
+
+
+# context
+
+@docs LayoutContext, PageContext
+
 -}
 
+import Dict exposing (Dict)
 import Internals.Page as Page
+import Internals.Path exposing (Path)
+import Internals.Transition exposing (Transition)
 
 
 {-|
@@ -73,7 +87,7 @@ import Internals.Page as Page
     import Element exposing (Element)
 
     type alias Page params model msg layoutModel layoutMsg appMsg =
-        Spa.Types.Page params model msg (Element msg) layoutModel layoutMsg (Element layoutMsg) Global.Model Global.Msg appMsg (Element appMsg)
+        Spa.Types.Page Route params model msg (Element msg) layoutModel layoutMsg (Element layoutMsg) Global.Model Global.Msg appMsg (Element appMsg)
 
     -- if using elm/html
 
@@ -81,7 +95,7 @@ import Internals.Page as Page
     import Html exposing (Html)
 
     type alias Page params model msg layoutModel layoutMsg appMsg =
-        Spa.Types.Page params model msg (Html msg) layoutModel layoutMsg (Html layoutMsg) Global.Model Global.Msg appMsg (Html appMsg)
+        Spa.Types.Page Route params model msg (Html msg) layoutModel layoutMsg (Html layoutMsg) Global.Model Global.Msg appMsg (Html appMsg)
 
 
 ## using your alias
@@ -112,7 +126,7 @@ type alias Page route params pageModel pageMsg ui_pageMsg layoutModel layoutMsg
     import Element exposing (Element)
 
     type alias Recipe params model msg layoutModel layoutMsg appMsg =
-        Spa.Types.Recipe params model msg layoutModel layoutMsg (Element layoutMsg) Global.Model Global.Msg appMsg (Element appMsg)
+        Spa.Types.Recipe Route params model msg layoutModel layoutMsg (Element layoutMsg) Global.Model Global.Msg appMsg (Element appMsg)
 
     -- if using elm/html
 
@@ -120,7 +134,7 @@ type alias Page route params pageModel pageMsg ui_pageMsg layoutModel layoutMsg
     import Html exposing (Html)
 
     type alias Recipe params model msg layoutModel layoutMsg appMsg =
-        Spa.Types.Recipe params model msg layoutModel layoutMsg (Html layoutMsg) Global.Model Global.Msg appMsg (Html appMsg)
+        Spa.Types.Recipe Route params model msg layoutModel layoutMsg (Html layoutMsg) Global.Model Global.Msg appMsg (Html appMsg)
 
 
 ## using your alias
@@ -148,7 +162,7 @@ type alias Recipe route params pageModel pageMsg layoutModel layoutMsg ui_layout
 **`src/Utils/Spa.elm`**
 
     type alias Init model msg =
-        Spa.Types.Init model msg Global.Model Global.Msg
+        Spa.Types.Init Route model msg Global.Model Global.Msg
 
 
 ## using your alias
@@ -175,7 +189,7 @@ type alias Init route layoutModel layoutMsg globalModel globalMsg =
 **`src/Utils/Spa.elm`**
 
     type alias Update model msg =
-        Spa.Types.Update model msg Global.Model Global.Msg
+        Spa.Types.Update Route model msg Global.Model Global.Msg
 
 
 ## using your alias
@@ -207,7 +221,7 @@ type alias Update route layoutModel layoutMsg globalModel globalMsg =
     import Element exposing (Element)
 
     type alias Bundle msg appMsg =
-        Spa.Types.Bundle msg (Element msg) Global.Model Global.Msg appMsg (Element appMsg)
+        Spa.Types.Bundle Route msg (Element msg) Global.Model Global.Msg appMsg (Element appMsg)
 
     -- if using elm/html
 
@@ -215,7 +229,7 @@ type alias Update route layoutModel layoutMsg globalModel globalMsg =
     import Html exposing (Html)
 
     type alias Bundle msg appMsg =
-        Spa.Types.Bundle msg (Html msg) Global.Model Global.Msg appMsg (Html appMsg)
+        Spa.Types.Bundle Route msg (Html msg) Global.Model Global.Msg appMsg (Html appMsg)
 
 
 ## using your alias
@@ -246,44 +260,135 @@ type alias Bundle route layoutMsg ui_layoutMsg globalModel globalMsg msg ui_msg
     import Spa.Types
     import Element exposing (Element)
 
-    type alias Bundle msg appMsg =
-        Spa.Types.Bundle msg (Element msg) Global.Model Global.Msg appMsg (Element appMsg)
+    type alias Layout params model msg appMsg =
+        Spa.Types.Layout Route params model msg (Element msg) Global.Model Global.Msg appMsg (Element appMsg)
+
 
     -- if using elm/html
 
     import Spa.Types
     import Html exposing (Html)
 
-    type alias Bundle msg appMsg =
-        Spa.Types.Bundle msg (Html msg) Global.Model Global.Msg appMsg (Html appMsg)
+    type alias Layout params model msg appMsg =
+        Spa.Types.Layout Route params model msg (Html msg) Global.Model Global.Msg appMsg (Html appMsg)
 
 
 ## using your alias
 
-**`.elm-spa/Generated/Pages.elm`**
+**`src/Utils/Spa.elm`**
 
-    import Utils.Spa as Spa
-
-    bundle : Model -> Spa.Bundle Msg msg
-    bundle model_ =
-        case model_ of
-            -- ...
+    layout :
+        Layout params model msg appMsg
+        -> Page params model msg layoutModel layoutMsg appMsg
+    layout =
+        Spa.Page.layout Element.map
 
 -}
 type alias Layout route pageParams pageModel pageMsg ui_pageMsg globalModel globalMsg msg ui_msg =
     Page.Layout route pageParams pageModel pageMsg ui_pageMsg globalModel globalMsg msg ui_msg
 
 
-{-| TODO: PageContext docs
+{-| Describes how to transition between layouts and pages.
+
+    transitions : Transitions (Html msg)
+    transitions =
+        { layout = Transition.none -- page loads instantly
+        , page = Transition.fadeHtml 300
+        , pages = []
+        }
+
+-}
+type alias Transitions ui_msg =
+    { layout : Transition ui_msg
+    , page : Transition ui_msg
+    , pages :
+        List
+            { path : Path
+            , transition : Transition ui_msg
+            }
+    }
+
+
+{-| This is what your `src/Pages/*.elm` files can access!
+
+
+## creating your alias
+
+**`src/Utils/Spa.elm`**
+
+    type alias PageContext =
+        Spa.Types.PageContext Route Global.Model
+
+
+## using your alias
+
+**`src/Pages/Top.elm`**
+
+    import Utils.Spa as Spa
+
+    page =
+        Page.static
+            { title = always "Homepage"
+            , view = view -- leaving off always here!
+            }
+
+    view : PageContext -> Html Msg
+    view context =
+        case context.global.user of
+            SignedIn user ->
+                viewUser user
+
+            SignedOut ->
+                text "Who dis?"
+
 -}
 type alias PageContext route globalModel =
-    Page.PageContext route globalModel
+    { global : globalModel
+    , route : route
+    , queryParameters : Dict String String
+    }
 
 
-{-| TODO: LayoutContext docs
+{-| This is what your `src/Layouts/*.elm` files can access!
+
+
+## creating your alias
+
+**`src/Utils/Spa.elm`**
+
+    type alias LayoutContext msg =
+        Spa.Types.LayoutContext Route msg (Element msg) Global.Model Global.Msg
+
+
+## using your alias
+
+**`src/Layout.elm`**
+
+    import Utils.Spa as Spa
+
+    view : Spa.LayoutContext msg -> Html msg
+    view { page, fromGlobalMsg, global } =
+        div [ class "app" ]
+            [ Html.map fromGlobalMsg (viewNavbar global)
+            , page
+            , viewFooter
+            ]
+
+    viewNavbar : Global.Model -> Html Global.Msg
+    viewNavbar =
+        -- ...
+
+    viewFooter : Html msg
+    viewFooter =
+        -- ...
+
 -}
 type alias LayoutContext route msg ui_msg globalModel globalMsg =
-    Page.LayoutContext route msg ui_msg globalModel globalMsg
+    { page : ui_msg
+    , route : route
+    , global : globalModel
+    , fromGlobalMsg : globalMsg -> msg
+    }
 
 
 {-|
@@ -298,28 +403,27 @@ type alias LayoutContext route msg ui_msg globalModel globalMsg =
     import Spa.Types
     import Element exposing (Element)
 
-    type alias Bundle msg appMsg =
-        Spa.Types.Bundle msg (Element msg) Global.Model Global.Msg appMsg (Element appMsg)
+    type alias Upgrade params model msg layoutModel layoutMsg appMsg =
+        Spa.Types.Upgrade Route params model msg (Element msg) layoutModel layoutMsg (Element layoutMsg) Global.Model Global.Msg appMsg (Element appMsg)
 
     -- if using elm/html
 
     import Spa.Types
     import Html exposing (Html)
 
-    type alias Bundle msg appMsg =
-        Spa.Types.Bundle msg (Html msg) Global.Model Global.Msg appMsg (Html appMsg)
+    type alias Upgrade params model msg layoutModel layoutMsg appMsg =
+        Spa.Types.Upgrade Route params model msg (Html msg) layoutModel layoutMsg (Html layoutMsg) Global.Model Global.Msg appMsg (Html appMsg)
 
 
 ## using your alias
 
-**`.elm-spa/Generated/Pages.elm`**
+**`src/Utils/Spa.elm`**
 
-    import Utils.Spa as Spa
-
-    bundle : Model -> Spa.Bundle Msg msg
-    bundle model_ =
-        case model_ of
-            -- ...
+    recipe :
+        Upgrade params model msg layoutModel layoutMsg appMsg
+        -> Recipe params model msg layoutModel layoutMsg appMsg
+    recipe =
+        Spa.Page.recipe Element.map
 
 -}
 type alias Upgrade route pageParams pageModel pageMsg ui_pageMsg layoutModel layoutMsg ui_layoutMsg globalModel globalMsg msg ui_msg =