[OOC]
Backtagging: I'm cool with it.
Threadhopping: With this, too.
Fourthwalling: Sure, if it's logical.
Offensive subjects: None come to mind!

[IC]
Hugging this character: Go ahead, he's chill.
Kissing this character: Ditto.
Flirting with this character: Whether he flirts back or not depends on his own personal interest, but he wouldn't say no.
Fighting with this character: He's the conflict-avoidant sort. You can try, but he's not likely to tak you up on it. Depending on the situation, though...talk to me about it!
Injuring this character: Sure, but again, let's talk about it first!
Killing this character: Same as above, man!
Using telepathy/mind reading abilities on this character: Does your character have that power? Absolutely!