Toronto police say newly introduced technology that automatically scans the licence plates of vehicles passing police cars has been one of the biggest advances in the force's history.

It is illegal to sell them or mount them on your car. CBS News New York's Jennifer McLogan has more on what law enforcement is doing to stop the trend.

It is nearly impossible to tell the difference between real New York state license plates and a proliferation of vanity plates being sold online.

🔍 ScanCode detects licenses, copyrights, dependencies by "scanning code" ... to discover and inventory open source and third-party packages used in your code ...