if this is a retail business that has some kind of location, the license should be displayed somewhere on the premisesat the cash register, in the office or somewhereif it is a private party who has no business location, out of their home perhaps, then you simply could ask themor, you perhaps can inquire at the office of business licenses in your city and they definitely will tell you if one exists
City hall should have a record of some sort, or can direct you to who would have. ---Kasey C, PC guru since Apple II daysAlways remember you re unique, just like everyone else.