Most Helpful Girl
Stick with your standards! If you choose to "date down," it's not only being insincere, but it could also really hurt the girl's feelings if she picked up on that vibe. Plus it really isn't fair to you if you date down, because it could mess with your self esteem in the long run.
Most Helpful Guy
If all you want is sex, you could do that (but make it clear to them that that is all you want). But if you're looking for a relationship, just go for it with people you find attractive. Also try to get an objective take on your own current attractiveness (although it is subjective).