diff --git a/client/garageserver.io.js b/client/garageserver.io.js
index 4db2177..d2a0dbd 100644
--- a/client/garageserver.io.js
+++ b/client/garageserver.io.js
@@ -21,6 +21,9 @@ api methods
     getPlayerStates : [, playerState]
     getEntityStates : [, entityState]
     updatePlayerState(id, state)
+    addEntity(id, state)
+    updateEntityState(id, state)
+    removeEntity(id)
     getId() : playerid
     sendServerEvent(data)
 */
@@ -354,6 +357,14 @@ var GarageServerIO = (function (socketio) {
             _playerController.remove(id);
         },
 
+        addEntity = function (id, state) {
+            
+        },
+        
+        updateEntityState = function (id, state) {
+            
+        },
+        
         removeEntity = function (id) {
             _entityController.remove(id);
         },
@@ -439,6 +450,9 @@ var GarageServerIO = (function (socketio) {
         getPlayerStates: getPlayerStates,
         getEntityStates: getEntityStates,
         updatePlayerState: updatePlayerState,
+        addEntity: addEntity,
+        updateEntityState: updateEntityState,
+        removeEntity: removeEntity,
         getId: getId,
         sendServerEvent: sendServerEvent
     };
diff --git a/documentation/ClientAPI.md b/documentation/ClientAPI.md
index 9111199..25e1120 100644
--- a/documentation/ClientAPI.md
+++ b/documentation/ClientAPI.md
@@ -201,6 +201,53 @@ Returns a list of current entity states from the most recent broadcast depending
 The id of the entity.  
 `state` **object literal**  
 Object containing all properties specific to entity state in your game.  
+
+#### updatePlayerState
+---
+```js
+GarageServerIO.updatePlayerState(id, state)
+```
+Notify the GarageServer.IO client of the new player state - this is intended to be used with client side prediction.
+
+`id` **string**  
+The id of the player.  
+`state` **object literal**  
+Object containing all properties specific to the new player state in your game.
+
+#### addEntity
+---
+```js
+GarageServerIO.addEntity(id, state)
+```
+Notify the GarageServer.IO client of a new entity with an initial state - this is intended to be used with client side prediction.
+
+`id` **string**  
+The id of the entity.  
+`state` **object literal**  
+Object containing all properties specific to new entity state in your game.
+
+#### updateEntityState
+---
+```js
+GarageServerIO.updateEntityState(id, state)
+```
+Notify the GarageServer.IO client of the new entity state - this is intended to be used with client side prediction.
+
+`id` **string**  
+The id of the entity.  
+`state` **object literal**  
+Object containing all properties specific to the new entity state in your game.
+
+#### removeEntity
+---
+```js
+GarageServerIO.removeEntity(id)
+```
+Notify the GarageServer.IO client that an entity has been removed from the game - this is intended to be used with client side prediction.
+
+`id` **string**  
+The id of the entity.
+
 #### getId
 ---
 ```js
diff --git a/documentation/ServerAPI.md b/documentation/ServerAPI.md
index 987376e..578f8ab 100644
--- a/documentation/ServerAPI.md
+++ b/documentation/ServerAPI.md
@@ -181,7 +181,7 @@ List of all previous states and their execution times up to `options.maxHistoryS
 GarageServerIO.updatePlayerState(id, state)
 ```
 
-Notify GargeServer.IO of a new state with an id of the player to be updated.  The idea here is that this call is made during each pass of the physics loop on the server.   
+Notify GarageServer.IO of a new state with an id of the player to be updated.  The idea here is that this call is made during each pass of the physics loop on the server.   
 
 `id` **string**  
 Id of the player whose state should be updated.  
@@ -193,7 +193,7 @@ New state of the entity containing all of the properties specific to a player fo
 GarageServerIO.updateEntityState(id, state)
 ```
 
-Notify GargeServer.IO of a new state with an id of the entity to be updated.  The idea here is that this call is made during each pass of the physics loop on the server.  
+Notify GarageServer.IO of a new state with an id of the entity to be updated.  The idea here is that this call is made during each pass of the physics loop on the server.  
 
 `id` **string**  
 Id of the entity whose state should be updated.