ST. LOUIS - Roofers’ Success International (RSI) will hold its next expo for residential roofing contractors in Dallas on Dec. 5-8. The expo begins with two days of Executive Perspective, during which attendees learn management expertise, turnkey marketing, training and buying power. The training includes Instafix®, a comprehensive guide to running and operating a profitable residential roofing company, and the RSI Sales System, which is designed to turn salespeople into top producers.