diff --git a/src/gameobjects/GameObject.js b/src/gameobjects/GameObject.js
index 1e2c2f363..7d38eb31e 100644
--- a/src/gameobjects/GameObject.js
+++ b/src/gameobjects/GameObject.js
@@ -732,7 +732,7 @@ var GameObject = new Class({
      * every game frame. This method is passed two parameters: `delta` and `time`.
      *
      * If you wish to run your own logic within `preUpdate` then you should always call
-     * `preUpdate.super(delta, time)` within it, or it may fail to process required operations,
+     * `super.preUpdate(delta, time)` within it, or it may fail to process required operations,
      * such as Sprite animations.
      *
      * @method Phaser.GameObjects.GameObject#addToUpdateList
diff --git a/src/gameobjects/components/Origin.js b/src/gameobjects/components/Origin.js
index 7a4dc0342..152795853 100644
--- a/src/gameobjects/components/Origin.js
+++ b/src/gameobjects/components/Origin.js
@@ -32,9 +32,11 @@ var Origin = {
      * The origin maps the relationship between the size and position of the Game Object.
      * The default value is 0.5, meaning all Game Objects are positioned based on their center.
      * Setting the value to 0 means the position now relates to the left of the Game Object.
+     * Set this value with `setOrigin()`.
      *
      * @name Phaser.GameObjects.Components.Origin#originX
      * @type {number}
+     * @readonly
      * @default 0.5
      * @since 3.0.0
      */
@@ -45,9 +47,11 @@ var Origin = {
      * The origin maps the relationship between the size and position of the Game Object.
      * The default value is 0.5, meaning all Game Objects are positioned based on their center.
      * Setting the value to 0 means the position now relates to the top of the Game Object.
+     * Set this value with `setOrigin()`.
      *
      * @name Phaser.GameObjects.Components.Origin#originY
      * @type {number}
+     * @readonly
      * @default 0.5
      * @since 3.0.0
      */
diff --git a/src/gameobjects/graphics/Graphics.js b/src/gameobjects/graphics/Graphics.js
index ef0ffdd3b..e6814556b 100644
--- a/src/gameobjects/graphics/Graphics.js
+++ b/src/gameobjects/graphics/Graphics.js
@@ -141,9 +141,11 @@ var Graphics = new Class({
 
         /**
          * The default fill color for shapes rendered by this Graphics object.
+         * Set this value with `setDefaultStyles()`.
          *
          * @name Phaser.GameObjects.Graphics#defaultFillColor
          * @type {number}
+         * @readonly
          * @default -1
          * @since 3.0.0
          */
@@ -151,9 +153,11 @@ var Graphics = new Class({
 
         /**
          * The default fill alpha for shapes rendered by this Graphics object.
+         * Set this value with `setDefaultStyles()`.
          *
          * @name Phaser.GameObjects.Graphics#defaultFillAlpha
          * @type {number}
+         * @readonly
          * @default 1
          * @since 3.0.0
          */
@@ -161,9 +165,11 @@ var Graphics = new Class({
 
         /**
          * The default stroke width for shapes rendered by this Graphics object.
+         * Set this value with `setDefaultStyles()`.
          *
          * @name Phaser.GameObjects.Graphics#defaultStrokeWidth
          * @type {number}
+         * @readonly
          * @default 1
          * @since 3.0.0
          */
@@ -171,9 +177,11 @@ var Graphics = new Class({
 
         /**
          * The default stroke color for shapes rendered by this Graphics object.
+         * Set this value with `setDefaultStyles()`.
          *
          * @name Phaser.GameObjects.Graphics#defaultStrokeColor
          * @type {number}
+         * @readonly
          * @default -1
          * @since 3.0.0
          */
@@ -181,9 +189,11 @@ var Graphics = new Class({
 
         /**
          * The default stroke alpha for shapes rendered by this Graphics object.
+         * Set this value with `setDefaultStyles()`.
          *
          * @name Phaser.GameObjects.Graphics#defaultStrokeAlpha
          * @type {number}
+         * @readonly
          * @default 1
          * @since 3.0.0
          */
diff --git a/src/physics/arcade/components/Enable.js b/src/physics/arcade/components/Enable.js
index 2de4f31ee..5d5a6853d 100644
--- a/src/physics/arcade/components/Enable.js
+++ b/src/physics/arcade/components/Enable.js
@@ -14,15 +14,16 @@ var Enable = {
 
     /**
      * Enables this Game Object's Body.
+     * If you reset the Body you must also pass `x` and `y`.
      *
      * @method Phaser.Physics.Arcade.Components.Enable#enableBody
      * @since 3.0.0
      *
-     * @param {boolean} reset - Also reset the Body and place it at (x, y).
-     * @param {number} x - The horizontal position to place the Game Object and Body.
-     * @param {number} y - The horizontal position to place the Game Object and Body.
-     * @param {boolean} enableGameObject - Also activate this Game Object.
-     * @param {boolean} showGameObject - Also show this Game Object.
+     * @param {boolean} [reset] - Also reset the Body and place the Game Object at (x, y).
+     * @param {number} [x] - The horizontal position to place the Game Object, if `reset` is true.
+     * @param {number} [y] - The horizontal position to place the Game Object, if `reset` is true.
+     * @param {boolean} [enableGameObject] - Also set this Game Object's `active` to true.
+     * @param {boolean} [showGameObject] - Also set this Game Object's `visible` to true.
      *
      * @return {this} This Game Object.
      *
@@ -61,8 +62,8 @@ var Enable = {
      * @method Phaser.Physics.Arcade.Components.Enable#disableBody
      * @since 3.0.0
      *
-     * @param {boolean} [disableGameObject=false] - Also deactivate this Game Object.
-     * @param {boolean} [hideGameObject=false] - Also hide this Game Object.
+     * @param {boolean} [disableGameObject=false] - Also set this Game Object's `active` to false.
+     * @param {boolean} [hideGameObject=false] - Also set this Game Object's `visible` to false.
      *
      * @return {this} This Game Object.
      *