between my roommate and i we have have a lot of bikes (but not as many as you!), we keep our every-day bikes by the entry, and then my roommate has an additional road bike that he rides regularly t...

gross.

i got one of these for my mom at radio shack when i was a kid. it didn't do a very good job of picking up the crumbs.

Wesfs33, I was thinking the same thing. As for roommates—it is always best to use open communication, be frank, and polite. Passive aggressive notes just make matters worse.