Dudes have been making up stuff about themselves probably since there have been dudes.

People tend to prefer their own race online in terms of the volume of messages.

Women are much more discriminating. I think both types of people are equally interested in having an attractive partner. But women essentially give the thumbs up to only half as many guys as guys giving the thumbs up to women.

To be universally liked is to be relatively ignored.

You take a picture of yourself in some exceptional situation - skydiving or whatever. People always post those photos because it works - you're saying something about yourself that begs a conversation and that's what the users are there for.

Kind of paradoxically, men are very open minded or very even handed with their votes of women.

Use correct grammar and punctuation. Do not use net speak, like WOT, W-O-T or U. Those messages get a lot lower reply rate.