Trademark owners have a right and an obligation to actively protect their trademarks from misuse. Failure to do so may result in consequences such as consumers being confused as to the source of the goods or services, harm to the trademark owner’s reputation, lost sales, and, eventually, loss of the trademark rights altogether. There is a fine line, however, between actively protecting one’s trademark and bullying other businesses into dropping their trademark because the two marks are vaguely similar. What is trademark bullying, and what can be done about it?