Why can't my friend get on this site?

How are some users so high on the leaderboard?

I love to go back through the question and answer series on here, but then I look at a answer that does not fit the question,...

Some wants me to fun mail him on here but I need to add him as a friend first how do I add him? Xo

because I have a couple of pics I want to put up

I've all ready got about 5/10 off yahoo but how else # I could keep asking on yahoo do you know this answers site funadvice b...

how do you get pics in the background of your profile???

im new to this web site how come I dont see you on my friends list?

Do you get in arguments on this site a lot. If you do why and do you like to or does it get on your nerves. Personally I am ...

I dont know the right way to talk on this I'm just a country boy who dont know much about nothing. but the question is still ...

Who has the most friends on this site? I don't want this to be a popularity contest or somrthing, I'm just asking. I have 41....