How do I post a picture of mine

I posted up a picture, but its really blurry on this site, how can I delete it and look for a better one?

whats the average pictures to post on here I only have 2 witch I dont are that great should I post more?

theres a pic of my best friend kissing me that I want to post. but I dont know if I can. is that aloud? (we're both girls. bu...

M not really good with computors but I want to put a pic of myself on here. Can someone tell me step by step how to do it if ...

How do you upload pictures on to the website?

do you know how to change your default picture? I want to change mine. tell me how.

Whenever I click on a picture, ITS HUGE!! how can I change this?

I can't figure out how to put the picture I have in the box on this website! I added it to my pictures but I can't get it in ...

im quite confused, I want to have pictures on funadvice but for some reason it wont let me, am I doinf something wrong? I tr...

How do I delete pictures I have uploaded?