I'll begin this blog with a post from an AWI memeber, Don, Allow me to reply to each piece of your comment, please: Estimating Software's and sophisticated excel spread sheets going back to the early '90s have been designed to address ever changing material costs, labor costs, delivery and fuel, wage agreements, sales terms, and overhead, there isn't anything that they can't handle including fees associated to QCP, LEED, and FSC. I beg to disagree with you, Don. Software doesn't 'handle' these things, people do. Software only helps them be better organized, it does not make decisions OR entries into the system, people do. Overhead isn't tabulated ...