The following video is part of our "Motley Fool Conversations" series, in which new-media analyst Maggie Muraca and Chief Technology Officer Jeremy Phillips discuss topics around the investing world.

In this video, Maggie and Jeremy discuss Twitter's aggressive 2012 advertising plans. Twitter's new self-serving ad platform emulates Google's successful $36 billion advertising business in that it enables a massive amount of smaller advertisers to now compete in the ad space.

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