Common Frauds and Scams Frauds and scams are as varied as the criminal imagination will allow. Many con-artists make a career out of their criminal activities. Fraud crimes can harm a person's financial security and trust in their own judgment. Education and prevention are law enforcement's best tools to combat this devastating crime. It is the goal of the Plano Police Department to help you better protect yourself or someone you know from becoming a victim of one of these scams.