Personally I change the VendID from 102 to 999. It doesn't even try to install PTT, and if you run Application Loader, it removes it for you.
Originally Posted by BarracudaBob
I know you can remove PTT by deleting the files. I am more intrigued by the way you can remove it with the Platform.alx file. It has other options listed and I wondered if anyone had tried editing them to see what they do.