T.A. McCann provides tips for engaging audiences through social media and influencing others. Some key points include: 1) Speak to individuals to reach many by amplifying influential messages on social media and participating in online conversations. 2) Inside sales can build understanding of users by starting conversations, listening for triggers, and becoming an advocate to educate users. 3) Tactics like using tools like Gist, Tweetdeck, and Zendesk can help engage with customers, capture ideas, and respond quickly in conversations. When users become idea generators, testers, and part of the marketing and sales process, you may be winning.