

Mission
It is the mission of Joe Marr, Marr Professional Development Corporation (MPDC) and marrsales.com to live abundantly by helping others to live abundantly. This shall be achieved by a servant leadership approach to business, training and interaction with others, and a love for neighbors with the highest standards of integrity, responsibility and joy for life, as well as prudent stewardship and profitability.Innovative and effective training can put the sales professional a step ahead of the competition, and provide the path to attaining professional goals. Marr Professional Development Corporation, an Authorized Franchisee of the Sandler Sales Institute, is committed to helping clients get comfortable and effective selling, through breaking the rules of traditional sales approaches with ongoing reinforcement training.
There has never been an institution like The Sandler Sales Institute in Ann Arbor, a school who's very purpose is to teach selling arts that go against the grain of business tradition. On a national level, the 160 site network of The Sandler Sales Institute has been named the number one management training program in Entrepreneur Magazine for five years running.
From our training facility in Ann Arbor , we provide professional coaching and up-front sales and professional development approaches to salespeople, sales managers and other professionals who must continually build a client base for their product and services.
We don't know if our programs are right for you, but they may be worth considering, if you are serious about making a real commitment to truly change your selling skills for the better. We know that you'll find that the Sandler Selling System is "180 degrees from traditional sales training", it's that different.