1. there are people who cheat you know i guess it's normal.

2. develop, fill with content and promote
3. nope
to test any pr domains to see if it's valid type
cache:thedomain.com replacing thedomain.com with actual domain name and see if it's pointing to it's contents so it's valid if it's pointing to another site pref. google or other higher pr sites not it's own then it's fake.