

No need to, there is no fruit of the poisonous tree in German law. Police can strip search you in bright daylight on a crowded square for no reason - clearly illegal, bit what they find will be used to proscute you. The officers will be punished as well, at most with a stern talking to.






Fortunately, I have never encountered a tip asking card terminal in northern Germany. When I tip, I do it cash anyways. Tips don’t go to the boss…