To get some ideas I decided to look to google for inspiration. And to my surprise a lot of different ideas appeared. I knew there were a lot of creative people out there but that one could do so many different things with those small bits of paper really surprised me.
If I stamp my contact information on the back they can be given out as useful businesscards.
Under you'll find a list of some of the things I found on my search. Click the images to go to the wanted page.