This document provides 10 low- or no-cost ideas for marketing a business via social media. It suggests having a clear goal when using social media, immersing yourself in platforms like Facebook and Twitter, creating a Facebook page to share updates, adding the Facebook Like button to your website, soliciting Facebook followers, creating a Twitter account for specials and updates, using Twitter for direct marketing, offering specials for customers who check in on Foursquare, offering daily deals through social media promotion, and using Flyerboard to create interactive ads.