Locate your target audience and run with that social market. Twitter, Facebook and etc all have reputations for attracting a specific type of audience as well as are broader than many. However, uploading a video on YouTube for a mature baby boomer market may possibly miss the mark. But this demographic does use email so an invitation to read and subscribe to RSS feeds from website is during to get together them. Have a decent mix of topics and speakers. Screen your speakers before you have th...