So, like, how do you upload custom avatars?

Yes. At fifty posts, you can upload custom avatars

50 posts is the magic number (but posts in Office Party and/or Take It Outside don't go toward your total post count.)

Take a look here this is chock full o' information. There's a few tours - just look for the stickies!

Oh, and

There's a Newbie Guide that answers this and many other questions. The link is at the top of the page.

Moving this thread to FAQ.