Detailing over two decades has allowed Larry Kosilla of AMMONYC to refine the process of cleaning and primping a car to perfection. The ATA 100 and 200 Series focus on beginner and intermediate detail techniques, tools, and equipment. The ATA 300 Professional Series is focused on building and growing a profitable detail business. ATA 300 is the most comprehensive online detail training featuring over 90+ episodes of instruction from Larry Kosilla and other industry renowned detailers/business owners. Check out the courses below to begin your detail training and download the AMMO Master Guide.