Always exceed customer expectations

One of the biggest challenges for sales and service is customer expectations.  The needs, wants, and preconceived ideas that a customer has for your product can skew the service experience. These days a disappointed customer can put a poor service experience out to the world instantaneously. Customer expectations start with sales. The best in sales close new business by tying product and/or solutions to revenue generation or cost savings. Customer expecations are furthered by services teams deploying those product and/or solutions. Once the solutions are in production, who from the organization guide those customer expectations?