Of course I am guessing here but I bet the little Que joints are operating outside the law if the Que is cooked there. Your best bet is to call your local board of health to be sure. Also if you need help with your business plan, your local chapter of the SBA has volunteer business people from the community who can help you with your business plan.
BBQ Team: Lawn Guyland Smokers
Stupidity for Dummies
…because sometimes, you just can’t dumb it down enough…