[What rights do I have to content I create in-world?]

Why not first test out the options? It's all pretty straight forward. 

[Will second-life ever bring back 2 names?]

I'm glad I was here before this debacle. Just saying.

[My ex keeps banning me from places, how do i stop it?]

Why not create a brand new avatar so your freaky ex stops harrassing you? just an idea.