
Google's Matt Cutts posted a video on the question How can I research a domain that I may want to purchase?
Matt Cutts gave a few tips on what to do, what steps to take, when researching a domain name buy.
(1)
Do a site command and if no content is found, that can be a bad thing.
Of course, if the domain name was never registered or is new or is
parked, then it is likely no content will be found. But if it is buying
someone else's domain...