National Marker Company signage with legend “NOTICE - No marijuana tobacco smoking at any time” is often used to inform people about places that don't allow or prohibit smoking marijuana and tobacco. Often used at commercial and residential locations, and in public spaces, apart from warehouses, workplaces and jobsites. It uses contrasting colors to ensure clear visibility from a distance and in most lighting conditions. This ANSI signage features easily readable text ensures working personnel and visitors are informed about marijuana and tobacco smoking-related prohibitions/restrictions.