I believe that it should be allowed. This country exists because of the hard work and determination of many people who own and work for small businesses. How come only the Developer gets to have fun and make money. No, it is not allowed. For one thing, parking is limited in the Villages unless you pay to play. Whatever you do, don’t put a sign in the window.
However, it might be possible to run many internet based entities from you house without breaking the Villages rules on inventory and shipping. And, some people run home watch and other services from their home without people coming to their home.