diff --git a/Cargo.toml b/Cargo.toml
index 0032201..7e54b24 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "mammut"
-version = "0.1.0"
+version = "0.2.0"
 description = "A wrapper around the Mastodon API."
 authors = ["Aaron Power <theaaronepower@gmail.com>"]
 license = "MIT/Apache-2.0"
diff --git a/src/apps.rs b/src/apps.rs
index a6e251b..787e770 100644
--- a/src/apps.rs
+++ b/src/apps.rs
@@ -1,3 +1,12 @@
+/// Builder struct for defining your application.
+/// ```
+/// let app = AppBuilder {
+///     client_name: "mammut_test",
+///     redirect_uris: "urn:ietf:wg:oauth:2.0:oob",
+///     scopes: Scope::Read,
+///     website: None,
+/// };
+/// ```
 #[derive(Debug, Default, Serialize)]
 pub struct AppBuilder<'a> {
     pub client_name: &'a str,
@@ -9,10 +18,13 @@ pub struct AppBuilder<'a> {
 
 #[derive(Debug, Clone, Copy, Serialize)]
 pub enum Scope {
+    /// All Permissions, equiavlent to `read write follow`
     #[serde(rename = "read write follow")]
     All,
+    /// Only permission to add and remove followers.
     #[serde(rename = "follow")]
     Follow,
+    /// Read only permissions.
     #[serde(rename = "read")]
     Read,
     #[serde(rename = "read follow")]
diff --git a/src/lib.rs b/src/lib.rs
index c0f1824..c4ab9a1 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -2,7 +2,6 @@
 //!
 //! Most of the api is documented on [Mastodon's
 //! github](https://github.com/tootsuite/mastodon/blob/master/docs/Using-the-API/API.md#tag)
-#![deny(unused_must_use)]
 
 #[cfg_attr(test, deny(warnings))]
 
@@ -12,8 +11,11 @@ extern crate chrono;
 extern crate reqwest;
 extern crate serde;
 
+/// Registering your App
 pub mod apps;
+/// Constructing a status
 pub mod status_builder;
+/// Entities returned from the API
 pub mod entities;
 
 use json::Error as SerdeError;
@@ -44,7 +46,12 @@ macro_rules! methods {
 macro_rules! route {
 
     ((post ($($param:ident: $typ:ty,)*)) $name:ident: $url:expr => $ret:ty, $($rest:tt)*) => {
-        /// Requires `access_token` or will return error.
+        /// Equivalent to `/api/v1/
+        #[doc = $url]
+        /// `
+        ///
+        #[doc = "# Errors"]
+        /// If `access_token` is not set.
         pub fn $name(&self, $($param: $typ,)*) -> Result<$ret> {
             self.has_access_token()?;
 
@@ -64,7 +71,12 @@ macro_rules! route {
     };
 
     (($method:ident) $name:ident: $url:expr => $ret:ty, $($rest:tt)*) => {
-        /// Requires `access_token` or will return error.
+        /// Equivalent to `/api/v1/
+        #[doc = $url]
+        /// `
+        ///
+        #[doc = "# Errors"]
+        /// If `access_token` is not set.
         pub fn $name(&self) -> Result<$ret> {
             self.has_access_token()?;
 
@@ -81,7 +93,12 @@ macro_rules! route_id {
 
     ($(($method:ident) $name:ident: $url:expr => $ret:ty,)*) => {
         $(
-            /// Requires `access_token` or will return error.
+            /// Equivalent to `/api/v1/
+            #[doc = $url]
+            /// `
+            ///
+            #[doc = "# Errors"]
+            /// If `access_token` is not set.
             pub fn $name(&self, id: u64) -> Result<$ret> {
                 self.has_access_token()?;
 
@@ -112,6 +129,11 @@ struct OAuth {
     redirect_uri: String,
 }
 
+#[derive(Deserialize)]
+struct AccessToken {
+    access_token: String,
+}
+
 #[derive(Debug)]
 pub enum Error {
     Serde(SerdeError),
@@ -194,8 +216,27 @@ impl Mastodon {
         Ok(url)
     }
 
+    /// Requires the authorisation code returned from the `redirect_url`
+    pub fn get_access_token(&mut self, code: String) -> Result<()> {
+        self.is_registered()?;
+
+        let url = format!(
+            "{}/oauth/token?client_id={}&client_secret={}&code={}&grant_type=authorization_code&redirect_uri={}",
+            self.base_url,
+            self.client_id.clone().unwrap(),
+            self.client_secret.clone().unwrap(),
+            code,
+            self.redirect_uri.clone().unwrap(),
+        );
+
+        let access_token: AccessToken = self.client.post(&url).send()?.json()?;
+
+        self.set_access_token(access_token.access_token);
+        Ok(())
+    }
+
     /// Set `access_token` required to use any method about the user.
-    pub fn set_access_token(&mut self, access_token: String) {
+    fn set_access_token(&mut self, access_token: String) {
         let mut headers = Headers::new();
 
         headers.set(Authorization(Bearer { token: access_token }));
diff --git a/src/status_builder.rs b/src/status_builder.rs
index 054c12f..aafd9a6 100644
--- a/src/status_builder.rs
+++ b/src/status_builder.rs
@@ -1,26 +1,31 @@
 #[derive(Debug, Default, Clone, Serialize)]
 pub struct StatusBuilder {
     status: String,
+    /// User ids of those to reply to.
     #[serde(skip_serializing_if="Option::is_none")]
-    in_reply_to_id: Option<u64>,
+    pub in_reply_to_id: Option<u64>,
     #[serde(skip_serializing_if="Option::is_none")]
-    media_ids: Option<Vec<u64>>,
+    pub media_ids: Option<Vec<u64>>,
     #[serde(skip_serializing_if="Option::is_none")]
-    sensitive: Option<bool>,
+    pub sensitive: Option<bool>,
     #[serde(skip_serializing_if="Option::is_none")]
-    spoiler_text: Option<String>,
+    pub spoiler_text: Option<String>,
     #[serde(skip_serializing_if="Option::is_none")]
-    visibility: Option<Visibility>,
+    pub visibility: Option<Visibility>,
 }
 
 #[derive(Clone, Copy, Debug, Deserialize, Serialize)]
 pub enum Visibility {
+    /// A Direct message to a user
     #[serde(rename = "direct")]
     Direct,
+    /// Only available to followers
     #[serde(rename = "private")]
     Private,
+    /// Not shown in public timelines
     #[serde(rename = "unlisted")]
     Unlisted,
+    /// Posted to public timelines
     #[serde(rename = "public")]
     Public,
 }