Someone comes to you and offers friendship bracelet. Regardless of your answer, they try to take your wrist and put on a bracelet, asking for payment. It may also serve to distract your attention while an accomplice rummaging through your pockets.
At that moment, when you're with your girlfriend/wife, the man comes up to you and offers her a rose. Then he asks utter amount, and if you refuse, it'll expose you to ridicule as greedy and the poor man.
The woman comes up to you and throws her baby (usually doll) directly into your hands. When you're shocked picking its up and trying to figure out what's going on, the accomplices rummage through your pockets or purse.
Commonly game "in thimbles" is used. Three or more glasses are used. The "leading person" moves them quickly on the table. It's seemingly chaotic sequence. It's necessary to guess under which of them the ball is. Usually this view is used to distract your attention, until someone cleans out your pockets or purse.
You see a wallet on the ground/floor, as if it's stolen and discarded. Passing by, you instinctively checking on the spot your own wallet. Thereby you show the viewer where your money is so the thieves can try to steal them at a later date.