Mobile marketing, specifically SMS marketing, can increase sales and decrease costs for businesses. It allows businesses to retain and increase their customer database through targeted mobile promotions. SMS messages have very high open and response rates, as most people have their mobile phone with them daily. Businesses can use SMS marketing to generate more sales, reduce advertising costs, improve customer communication and loyalty, and increase their customer database. The document then outlines how an SMS marketing system works and the costs associated with the service.