Not all managers are the same and there tends to be some obvious favortisim between management and associates. But that's any company.
Sometimes when your store is understaffed, if our part-time you will work full-time hours, but with out the benefits and pay. Becuase some stores are only allowed any a limited amount of full-time associates, but hours need to be worked.
Expecatations can be be very high, and if you don't meet them, sometimes they will "coach" you to work a different shift or postion.