1-
a) This is an OSX86 installer and this is only designed for Non-Apple X86 Intel CPU computers.
b) Includes Apple's Mac OS X Lion 10.7.2 (Build 11C74), X86 patches and some basic drivers.
c) You do not need any other OS X system on your target computer, you only need iATKOS L2 burned to 4.7G DVD or restored on a USB media to install OS X Lion.

2- 
Hardware Compatibility is the most important subject for this OS.
Requirements for OSX86 system:
- Compatible motherboard
- Intel Core CPU
- Compatible VGA card
- Minimum 1GB RAM
- Minimum 15GB free space on target partition
 

This version is fully writable, you can add or remove kexts as you wish.