A legitimate mystery shopper company will give you specific directions about what to buy and ask you to provide detailed documentation about the services that you received. They will then reimburse you for the product that you purchased and also reward you with some additional compensation - typically five to fifteen dollars per shop. People who mystery shop on a regular basis may
As you can see, there are plenty of rewarding part time jobs that are available. Do some research to find the best opportunities for you. A little extra each month can go a long way!