Change is good. In this case it means reaching more people for less money. As long as you know how to implement an effective strategy in an hour a week, using social media to promote your message or business, should be a no-brainer!
The following article handles a variety of ROI formulas. Your Digital Footprints will handle teaching you how to integrate all your social media tools to keep you from investing too much time without results.
http://socialmediatoday.com/socialmedia-canada/265351/social-media-roi-idiots
Your Digital Footprints 