You shouldn't snoop around things that don't belong to you.
Mary is a house cleaner.
Mary needs to clean the bedroom of her employer.
Mary discreetly but thoroughly cleans around the things in her employer's closet.
Mary looks through boxes in the closet when cleaning her employer's room and doesn't put things back.
Mary's employer is very happy with the job she's done and gives her a raise.
Mary's employer thinks a burglar has been through their home and doesn't trust anyone coming in again.