(Nov. 16, 2011) -- Customers that may consider themselves loyal to you will buy from other sources if they get a better response. Often those purchases start out small: an O-ring or a handle. But, beware, those smaller purchase can turn into a habit and a lost customer. If you're going to win the fight you need the right tools. You need systems, processes and know-how to stay ahead of customers' demand and to keep them loyal.