…you can pop over to TrueDater.com and find out whether your prospective date is anything close to what the profile suggests.
TrueDater, not to be confused with True.com, is a database of reviews written by people who met through online personals. It’s like Amazon.com, only instead of books, you’re reviewing people. More specifically, you are reviewing their ability to represent themselves online.
Addendum: Here is a sample review.