How to make mac DVD drive region free

This is an excellent tutorial I found about making you DVD region free for macs. NOTE: These instructions technically only work on Tiger but I did get working in leopard following this persons post:

Adobe Flash 10 Slow on PowerPc (PPC)

I have a Power Mac G5 and iMac G5 and noticed both were running slow after updating my Flash Player to version 10. The fix? Roll back to version 9. It seems most sites still support version 9. This tutorial will show you how to uninstall Flash 10 and install Flash 9.