Yeah... Only when I knew who rep me. Then sure I will rep him/her back, only if I remember about it though.
Yeah usually. Depends if they posted in the thread where they gave me rep or not . I cant be bothered hunting around for them
Not really only If I see a good comment and reason for the green... some people Green me stating please leave a green rep for me and I leave them a Rep rep with my Username saying TAKE THIS