Gas station Attendants' Tips Still Being Confiscated

This is a bit tricky. It's common practice in some establishments (especially where a customer can be served by a number of interchangeable staff in a single visit) to put all the tips into a pool and split it at the day's end. Of course, the effectiveness of this system is contingent on the final sum actually being split among the service staff, instead of being fed into some hazy "staff welfare and entertainment" fund.