finally, mom and travis simpson check out. up to $400 in toys hidden in this box.. pollara had shoplifting down to a science. >> there's only five methods. either it's on you, either -- if you're a female, it's in the purse. either it's in a bag or it's in a shopping cart or it's in a box. >> reporter: and that stuffed box was his forte, but making thousands of dollars of merchandize disappear right in front of the cashier takes some sleight of hand. and two key props. a teddy bear to help him seem to be warm and fuzzy. >> you buy a teddy bear. you get a little cashier. oh, it's so cute. she'll never dream. >> reporter: prop number two. a sweaty bottle of cold water that he grabs to hand to the cashier. >> hand them the water so their hand is wet. >> reporter: why would the hand need to be wet? >> she's gonna wipe it down. >> reporter: that's important because he doesn't want her to touch the stuffed box, otherwise she might realize it's way too heavy. >> you lean over and let her scan the box. she's not gonna touch anything, still wiping her hand. >> reporter: it