Does your favorite coffee shop have a secret menu? One where the drink’s not on the board, but the regulars know to order? The one that gives you a little more for the same price or offers you a flavor you didn’t even know existed just because you’re a regular. Or maybe you know a speakeasy club that opens every weekend to people who know the “password.”A chamber of commerce is like that for business owners.Most people see the posted “menu” like networking events, ribbon cuttings, maybe a business