Need cash for the holidays? Magpie, an advertising network for Twitter, allows you to sell select recommendations to your network of trusted peers. (Tweeters beware, backlash is a’brewin.)

Stumped for the next big advertising idea? The Concept Cracker helps you clear out the cobwebs by providing instant world-class advertising and marketing ideas.

Is YouTube becoming the next big advertising medium? The Business Journal of Milwaukee talks with local business owners on how this social media phenomenon impacts their sales.