Environmentalist do not like to attack areas where children have fun. They prefer to attack adults. So here's a protective group you can use to build up your membership. You have the kitchen, grounds, restrooms and a new sport they can try. There's big money to be made here.
Corporations are always in search of entertainment opportunities for their employees.
You will pick up new members and you will be paid very well for hosting the picnic. Now you can afford to fix up your club, install new trap stations, voice call systems, night lighting, etc. This is a tremendous source of income so don't overlook it. Associations can boost shooters to visit your gun club. Each publishes a directory of shoot locations in a book or magazine they circulate to thousands of members.