Having a mobile-friendly website was also seen as a crucial piece of the puzzle for small businesses: 79% said it was effective at attracting new customers and keeping current ones happy. Another popular mobile marketing option for both new and old customers was accepting mobile orders, although 11% said that it was not useful for either customer segment. Maintaining accurate mobile listings was also seen as an effective marketing tactic, particularly for attracting new customers. Read the rest at eMarketer.