How is a Credit Check done?

• prepaid credit card
• credit card balance
• credit card payment gateway
• us bank credit card processing
• checking credit score
• graphic designer needed
• nanny needed

someone did a credit check on you.

what would they be checking, your credit card history only "or" also your bank account, like a debit card purchase?


also what info is needed to do a credit history on you.... Social Insurance card?... credit card?

How is a Credit Check done?