It just adds a instant house so far. To create a instant house right click with the Instant house Item in your hand.
![686ac Instant House Mod 7 [1.5.1] Instant House Mod Download](http://minecraft-forum.net/wp-content/uploads/2013/03/686ac__Instant-House-Mod-7.jpg "[1.5.1] Instant House Mod Download")
Installation:
- Download and install Minecraft Forge
- Download Instant House Mod zip file
- Put Instant House Mod zip file into your /.minecraft/mods folder. Do not unzip it.
- Done