Please don't make unfounded accusations under the guise of asking a question. Your claim is unusual and as pointed out by several other commenters, goes against

Please don't make unfounded accusations under the guise of asking a question. Your claim is unusual and as pointed out by several other commenters, goes against prior experience and existing arrangements. In such a situation, it is perfectly reasonable to request additional evidence beyond "I've heard" or "Some people say..." Thank you for providing the additional detail.