What is a potential consequence for a salesperson who fails to comply with licensing regulations?

A potential consequence for a salesperson who fails to comply with licensing regulations is the loss of their license. In the field of vehicle sales, maintaining a valid license is crucial for conducting business legally and ethically. Licensing regulations are put in place to ensure that salespeople are knowledgeable about the products they sell, understand the laws governing vehicle sales, and act in the best interest of consumers. Failing to adhere to these regulations not only creates legal liabilities but can also undermine public trust in the profession. Therefore, losing a license is a significant consequence that can directly impact a salesperson's ability to work in the industry.

The other options do not accurately reflect the serious implications of non-compliance. Increased commission rates and greater responsibility in selling might be seen as rewards rather than consequences, and while extra training requirements could be a way to address compliance issues, they are not as severe as the potential loss of licensing.