I have notice an increasing number of instances of people sending worthless tokens as a way of promoting. As an example some idiot thought sending me his Refereum referral link in the name of some garbage token might get me to join as his referral.
https://etherscan.io/address/0x29b17f2d0af2357f0adc00f83ec595d7bc2c8285Unfortunately for him, and all the other idiots that choose to SPAM my wallet with unsolicited garbage tokens the only thing I will do is complain to whoever owns whatever you are trying to sell until they ban you.