The purpose of owning a large commercial smoker would be to boast to your country friends that you have a large commercial smoker. There really is no point of owning one.
This will depend on the make of your smoker. Most of them are gas powered although even this can vary. Look online for the make and model of your smoker to find specific information.
Brandon Kinney - Smoker.
Food.com is almost always a good place to look for recipe questions. You can see some of the most common and popular smoker recipes here: http://www.food.com/recipes/smoker
The kind of smoker grill that you should get should be something that works for you. I do not know what kind of backyard you have so I can not give you the best advice on what kind of smoker you would most like.
The smoker.
High schooler
Because non smoker's have WAYYY better health then a smoker in racing.
High schooler
Secondhand smokers.
Non Smoker
a passive smoker