As the use of medical marijuana increases, companies are being forced to navigate state and federal laws, and company drug-use policies based on those laws. Companies have to be careful not to violate an employee's disability or privacy, but they are also responsible for the safety of their employees and must maintain a safe workplace.

1. Discuss how this issue might affect HR processes such as recruitment, selection, performance management, and safety and health. Please, include your source in order to read further. Thanks