1) Buyers 2) Clients 3) Patrons 4) Trade 5) Users 1) Clientele 2) Clients 3) Consumers 4) Patrons 5) Regulars 6) Trade 
Users and suppliers of systems and end-items.
Customers are a businesses most important asset - without them a business is not a business. Management of your customers and building and maintaining good relationships with your customers is essential to the continued success of a business. If you haven't got the business management software in place to do this, then you should seriously look int...