diff --git a/api/buildcraft/api/blueprints/package-info.java b/api/buildcraft/api/blueprints/package-info.java
index a9b38269..c9d924b7 100644
--- a/api/buildcraft/api/blueprints/package-info.java
+++ b/api/buildcraft/api/blueprints/package-info.java
@@ -6,7 +6,7 @@
  * Please check the contents of the license, which should be located
  * as "LICENSE.API" in the BuildCraft source code distribution.
  */
-@API(apiVersion = "1.2", owner = "BuildCraftAPI|core", provides = "BuildCraftAPI|blueprints")
+@API(apiVersion = "1.3", owner = "BuildCraftAPI|core", provides = "BuildCraftAPI|blueprints")
 package buildcraft.api.blueprints;
 import cpw.mods.fml.common.API;
 
diff --git a/api/buildcraft/api/boards/package-info.java b/api/buildcraft/api/boards/package-info.java
index 6b71e38e..439475c5 100644
--- a/api/buildcraft/api/boards/package-info.java
+++ b/api/buildcraft/api/boards/package-info.java
@@ -6,7 +6,7 @@
  * Please check the contents of the license, which should be located
  * as "LICENSE.API" in the BuildCraft source code distribution.
  */
-@API(apiVersion = "1.0", owner = "BuildCraftAPI|core", provides = "BuildCraftAPI|boards")
+@API(apiVersion = "2.0", owner = "BuildCraftAPI|core", provides = "BuildCraftAPI|boards")
 package buildcraft.api.boards;
 import cpw.mods.fml.common.API;
 
diff --git a/api/buildcraft/api/recipes/IIntegrationRecipe.java b/api/buildcraft/api/recipes/IIntegrationRecipe.java
index b29e42c0..db542dbe 100644
--- a/api/buildcraft/api/recipes/IIntegrationRecipe.java
+++ b/api/buildcraft/api/recipes/IIntegrationRecipe.java
@@ -13,15 +13,59 @@ import java.util.List;
 import net.minecraft.item.ItemStack;
 
 public interface IIntegrationRecipe {
+	/**
+	 * Get the energy cost (in RF) of the recipe.
+	 * @return The energy cost of the recipe.
+	 */
 	int getEnergyCost();
+
+	/**
+	 * Get a list of example inputs. This is used for recipe preview.
+	 * @return A list of example inputs.
+	 */
 	List<ItemStack> getExampleInput();
+
+	/**
+	 * Get a list of example expansions. This is used for recipe preview.
+	 * If the amount of lists of expansions is smaller than the maximum
+	 * expansion count, the lists will be repeated.
+	 * @return A list of every slot's list of example expansions.
+	 */
 	List<List<ItemStack>> getExampleExpansions();
+
+	/**
+	 * Get a list of example outputs. This is used for recipe preview.
+	 * @return A list of example outputs.
+	 */
 	List<ItemStack> getExampleOutput();
+
+	/**
+	 * Check if an input is valid.
+	 * @param input The input.
+	 * @return Whether the input is valid.
+	 */
 	boolean isValidInput(ItemStack input);
+
+	/**
+	 * Check if an expansion is valid.
+	 * @param input The input currently in.
+	 * @param expansion The expansion.
+	 * @return Whether the expansion can be fitted to a given input.
+	 */
 	boolean isValidExpansion(ItemStack input, ItemStack expansion);
+
+	/**
+	 * Craft the recipe. Keep in mind that you need to decrease the amount of
+	 * expansions yourself - the amount of inputs is decreased for you.
+	 * @param input The input.
+	 * @param expansions All inserted expansions.
+	 * @param preview If true, do not decrease the amount of expansions.
+	 * @return The output stack.
+	 */
 	ItemStack craft(ItemStack input, List<ItemStack> expansions, boolean preview);
 
 	/**
+	 * Returns the maximum count of expansions this recipe can have.
 	 * @return -1 for no limit, a different number otherwise
 	 */
 	int getMaximumExpansionCount(ItemStack input);
diff --git a/api/buildcraft/api/recipes/package-info.java b/api/buildcraft/api/recipes/package-info.java
index 7591ac6f..943004f7 100644
--- a/api/buildcraft/api/recipes/package-info.java
+++ b/api/buildcraft/api/recipes/package-info.java
@@ -6,7 +6,7 @@
  * Please check the contents of the license, which should be located
  * as "LICENSE.API" in the BuildCraft source code distribution.
  */
-@API(apiVersion = "2.1", owner = "BuildCraftAPI|core", provides = "BuildCraftAPI|recipes")
+@API(apiVersion = "3.0", owner = "BuildCraftAPI|core", provides = "BuildCraftAPI|recipes")
 package buildcraft.api.recipes;
 import cpw.mods.fml.common.API;
 
diff --git a/api/buildcraft/api/robots/package-info.java b/api/buildcraft/api/robots/package-info.java
index 3713a724..1a8a429e 100644
--- a/api/buildcraft/api/robots/package-info.java
+++ b/api/buildcraft/api/robots/package-info.java
@@ -6,7 +6,7 @@
  * Please check the contents of the license, which should be located
  * as "LICENSE.API" in the BuildCraft source code distribution.
  */
-@API(apiVersion = "1.2", owner = "BuildCraftAPI|core", provides = "BuildCraftAPI|robotics")
+@API(apiVersion = "2.0", owner = "BuildCraftAPI|core", provides = "BuildCraftAPI|robotics")
 package buildcraft.api.robots;
 import cpw.mods.fml.common.API;
 
diff --git a/api/buildcraft/api/transport/IStripesHandler.java b/api/buildcraft/api/transport/IStripesHandler.java
index f9042f4f..a9cc011f 100644
--- a/api/buildcraft/api/transport/IStripesHandler.java
+++ b/api/buildcraft/api/transport/IStripesHandler.java
@@ -14,7 +14,7 @@ import net.minecraft.world.World;
 import net.minecraftforge.common.util.ForgeDirection;
 
 public interface IStripesHandler {
-	public static enum StripesHandlerType {
+	enum StripesHandlerType {
 		ITEM_USE,
 		BLOCK_BREAK
 	}
diff --git a/api/buildcraft/api/transport/package-info.java b/api/buildcraft/api/transport/package-info.java
index dda1f6d0..b670143c 100644
--- a/api/buildcraft/api/transport/package-info.java
+++ b/api/buildcraft/api/transport/package-info.java
@@ -6,7 +6,7 @@
  * Please check the contents of the license, which should be located
  * as "LICENSE.API" in the BuildCraft source code distribution.
  */
-@API(apiVersion = "4.0", owner = "BuildCraftAPI|core", provides = "BuildCraftAPI|transport")
+@API(apiVersion = "4.1", owner = "BuildCraftAPI|core", provides = "BuildCraftAPI|transport")
 package buildcraft.api.transport;
 import cpw.mods.fml.common.API;