U of Mich sorority girl must have's. And Im going to split this into two groups.

High Profile girl:
Mavi- anything
Black Sorority Pants
SUV (preferably Cherokee or Explorer, but a Nav. will do)
Cell Phone (Sprint PCS flip phone and Nokia)
Sweater Wrap jacket
Dark Denim Jean Jacket
New Balances
Big Silver Hoop Earrings
Kate Spade
Dad's Credit Card (I Kid You not)
Nine West Shoes (Black Boots, Black Strappy Sandal Platforms)
Teenie Booper/Rap/R&B Music
Victoria's Secret
Aldi

Low Profile Girl:
Target, J Crew, Old Navy, Express, TJ Maxx are your best friends. Can still look like a million dollars but you paid 40 at the most.
'90 Honda will do, or a bike...forget it, we walk
Cell phone: Erikson, or none at all.
Payless
Nine West
Victora's Secret
Teenie Booper/Rap/R&B Music
chap stick/lip gloss
Big Hoop Earrings
Sweatshirt
Jeans