"Michael Stone, author of the books ""Markup & Profit: A Contractor's Guide Revisited"" and ""Profitable Sales: A Contractor's Guide"" has more than five decades of experience in the building and remodeling industry. Michael offers business management, estimating and sales assistance to construction-related companies with books and training programs available on his website. He can be found on the web at www.MarkupAndProfit.com or by email at info@MarkupAndProfit.com."