If it was a Python skit it would have been both funny and original.

Is it just me or is this the kind of thing you decide to do after day drinking? It seems like a day drinking choice, lonely day drinking because if there were friends involved they would have stopped her from looking like a tool.

One of the problems with requesting ID for every transaction is the safety of the cashier. Bad people use stolen credit cards, if hassled by a cashier over ID the cashier may become the target of the thief’s anger. Big box retailers do not want their employees hurt or to deal with litigation of hurt employees.