So when you post, you choose from one of several postcards the previous poster is offering, then you list the ones you are offering to the next person. It sounds complicated, but it's really fun!
I'll take the Faux Comic Book Cover, @Jenny712
Here's the Crayola postcard brittanyzick sent me:
Received July 22, 2010
And here's the Faux Comic Book Cover postcard maryhassound tagged me for:
I sent it July 15, 2010.
*In swap-bot terminology, Naked Postcards – A postcard which is sent directly in the mail with a stamp – NOT sent in an envelope. Handmade envelopes can also be described as being sent “naked,” which means they are NOT sent within another protective envelope.