Just answering questions, which gets you more points for your profile. Asking questions will cost points but you chose how many points. You can private message people if you want to save points or message a friend on here. You can Friend and Unfriend people if you want. And that's basically it.
As a result, most of the relationships are becoming tense. People have been stuck up in the attic with each other for a very long period of time, and they are growing restless.