David A. Fields offers practical scenarios to get a company foot in the door of a new client.  A small project with a new client could pave the way to a long-term, lucrative relationship with your consulting firm. Alternatively, it could waste your time with a low-margin, low fee engagement. Let’s say your consulting firm has forged a connection with Esther Bunnie, CEO of Cad’s Berries, a multi-national player in the chocolate novelties market.  Cad’s Berries is completely missing the…