bigbrotherforum.com: Is the show due for renewal? If so you might get a few bucks for the name. If not, you might be able to convert it to a forum related to the United Way's Big Brother/Big Sister program, though it might be an infringement.
bargaincartons.com: Anything related to cigarette sales seems to be a hot ticket on eBay lately. Most of them are affiliate sites, fully developed already, but this one definitely has potential. Undeveloped, fifty dollars wouldn't be too far fetched of a number.
bargincartons.com: Toss it in with bargaincartons.com. It's worthless on its own.