1. We don't mind cussing, long as you don't overdo it. If you're writing something and something akin to "For f**k's sakes..." or "Dude, that makes no f**king sense..." that's fine. Just do your best to not get angry with people and say "f**k you" or "f**k off", etc...
2. Upload it to Photobucket, copy and paste the IMG url into the avatar box in your profile.
3. Yes, the lines on the mask it is!