When you think of social media uses for business, what springs to mind? Sales? Marketing? Networking? Whilst each of these uses is valid and highly valuable, a social media strategy which concentrates on reaching out to customers with no thoughts on rewarding them is one which will ultimately suffer. It's simple: if you want to use social media to build and engage your customer base, you need to offer rewards. Your social fans are under no obligation to remain fans. They're connected with your business, they're reading your content, they're...