Read the following article entitled: “Medical Marijuana and the Workplace: What Employers Need to Know Now” found at:   https://www.forbes.com/sites/theemploymentbeat/2014/12/02/medical-marijuana-and-the-workplace-what-employers-need-to-know-now/#2f67de0466b8 https://www.nsc.org/membership/training-tools/best-practices/marijuana-at-work Watch this video: