I can take no credit what-so-ever for this list, I recieved it as an e-mail forward and really liked it (especially now that I'm surrounded by Pennsylvanians, not that there is anything wrong with Pennsylvanians, its just they are not Michiganders).

• If you define Summer as three months of bad sledding...
• If your definition of a small town is one that doesn't have a lake...
• If your family breaks into violence during the UM-MSU game (any sport!)...
• If snow tires come standard on all your cars...
• If at least 50% of your relatives work for the auto industry...
• If you have ever gotten frostbitten and sunburned in the same week...
• If you can identify an Ohio accent...
• If owning a Japanese car was a hanging offense in your home town...
• If you learned to pilot a boat before the training wheels were off your bike...
• If you think Alkaline batteries were named after a Tiger outfielder...
• If you point at the palm of your right hand when telling people where you grew up...
• If you don't understand what the big deal about Chicago is...
• If someone asks you if you've been to Europe and you answer, "No, but I've been to Ann Arbor"...
• If "Down South" to you means Toledo...
• If octopus and hockey go together as naturally as hot dogs and baseball...
• If traveling coast to coast means going from Port Huron to Muskegon...
• If you think "going up north" would be a great vacation....in January....
• If you refer to your relatives in southern Michigan as "trolls" or "lopers"...
• If the "Big Three" can mean either Ford, Chrysler and GM, or Domino's, Little Ceasar's and Hungry Howie's...
• If a Big Mac is something you can drive across...
• If you have no problem spelling (or pronouncing) Mackinac Island...
• If you had to get a passport to go to Ohio...
• If you have as many Canadian coins in your pockets as American ones...
• If your kid's baseball and softball games have ever been snowed out...
• If the trees in your backyard have spigots...
• If you know that a place called "Kalamazoo" really exists...
• If you bake with "soda" and drink "pop"... (see also The Great Pop vs. Soda Controversy)
• If you know what a pastie is...
• If you drive 70 mph on the highway and pass on the right...
• If your favorite hockey team's mascot is an octopus...
• If you have a favorite hockey team...
• If you don't have a coughing fit from one sip of Vernor's...
• If you know how to play (and pronounce) Euchre...
• If your favorite holidays are Christmas, Thanksgiving, the opening of deer season, and Devils' Night...
• If your snowmobile, lawn mower, and fishing boat all have big block Chevy engines...
• If you know what a millage is...