Did you ever notice that Foursquare badges look a lot like mikon stickers? Checkout mikonmixers.com
Make your own badges that symbolize where you have been at Mikons.com. You can make them at Mikons, get strickers printed, and share them with your friends.
Sometimes I am out and about and I will see Mikon stickers and badges on laptops. Most people get their Mikons stickers from conferences like Oracle World, MacWorld, or SXSW. You can make your own set Mikon stickers for your events at MikonMixers.com.