【實用商業app】GAF Tips From Pros|最夯免費app-綠色工廠好玩App

The most comprehensive collection of in-home selling tips and tricks from some of GAF's most successful roofing contractors. Exclusively available to GAF's Certified Contractors to provide best practices on product and warranty offering, measuring and inspection, sales delivery, company infrastructure, closing and follow-up, and other key components to a successful business. Learn from peers and find ways to improve your close rate and ace the in-home sales process!