Retail Data Systems (RDS) is the leading provider of Point of Sale (POS) systems for restaurants, bars, cafes, breweries, grocery stores, supermarkets, and retail stores in St Louis, Missouri, and the surrounding area. With over 30 offices and 500 professionals across the United States, RDS is the premier POS software and hardware provider. Our team of support professionals assures our customers of the best 24/7/365 service available. RDS Payment Services allows businesses to take secure credit card payments, making RDS the one-call support solution for your POS System needs.