Final answer:
It is true that anyone can file a complaint against a security guard. The complaint process may differ by jurisdiction and involving entity, but details and evidence are crucial for a serious investigation.
Step-by-step explanation:
True, anyone can file a complaint against a security guard. The process for filing a complaint may vary depending on the jurisdiction and the entity that employs the security guard. In most cases, complaints can be made to the security guard's employer, a state regulatory agency, or law enforcement if the complaint involves a criminal matter. It's important to provide as much detail and any evidence to support the complaint. Complaints should be taken seriously and thoroughly investigated to ensure accountability and professionalism within the security industry.