It will be regulated like alcohol. Think of all the rules. Can't take beer into bar where they sell. Cant take beer out of bar where they sell. Go to event and be searched. Purses and coolers. You cannot have open container in car. You cannot walk down the street with a beer.   Some places don't allow it at all.  Maybe Medical is better? You cannot stop anyone from taking their medicine anywhere anytime, except must follow smoking laws.   People think they'll be walking down the street smoking a joint! You won't.  The two most controlled and regulated substances for public consumption in the country are alcohol and cigarettes. Be careful what you ask for, and go get a medical card.