It sounds like a bad idea: limiting your customers at your garage sale charity. But in reality, sometimes this is entirely necessary. For a variety of reasons (which we'll get to in a moment), you may have to keep track of, and keep down, the number of people passing through your charity...
This feature is not yet avaiable for BETA. We are
working hard to implement all the new exciting tools for the ultimate GarageSaleCow
experience. Please check back soon.