This document discusses government procurement fraud and outlines the investigation process. It identifies potential risks at different stages of the procurement process, including pre-solicitation, solicitation, evaluation and award, and post-award. Specific risks mentioned include bid rigging, collusion, product substitution, and cost mischarging. The document advises fraud examiners to understand contract and procurement details and to follow each phase of the process when investigating. It also provides tips for detecting fraud through interviews, background checks, and auditing procurement processes and payments.