X2
When I go to Dr's office (VA & Cinti VA Hosp. I take all I have and leave them everywhere there), dealer service waiting area's, etc...
I also use them when visiting friends in the hospital or at nursing home that Yard Dawg was in for recoop.
If you have large collection from back in the day instead of newer ones, people do collect them. You can sell at antique sales, flea markets, feebay, or "CL" has people who buy whole collections.