what are profile pictures?

[ClubSport332ti]

and how do I add an avatar?

[GDB]

Click where it says "User CP" in the upper left hadn corner of the screen.

[1996 328ti]

Profile pictures are located in the profile section when you click on someone's username.
You can upload an avatar through your control panel.

[ClubSport332ti]

Alright I am a total retard. What do I do after that. The only thing I see is edit avatar and it just says delete current one>

Sorry