Permissions/Regains

Backtagging: Yes.
Threadhopping: Sure, poke me first though
Fourthwalling: He won't believe you
Offensive subjects (elaborate):  Don't bring up Max Lord or the Ted Kord, it will make Booster cranky

Hugging this character:  Are you a lady?  If so sure!  Dudes...  Um.  No.
Kissing this character:  Once again...  Ladies, how could you NOT!  I mean he's Booster freaking Gold!  Dudes.  Wow, no.
Flirting with this character:  Booster knows how hard it will be for the ladies to resist, he'll just have to stoically accept your adoration.
Fighting with this character: Sure, but, he is the Ernest P. Whorl of super heroes
Injuring this character (include limits and severity):  He gets hurt a lot, its life.  Death I'd rather have be meaningful instead of a splort your dead so talk to me.
Using telepathy/mind reading abilities on this character: Sure

Regains:

Legion Flight Ring          X
Skeets                              X  
Power Suit
     Force Field                X
     Super Strength           X
     Targeting System       X
     Time Circuits
    
Sweeties Billboard          X
Chronal Poisoning           X