The author analyzes how Facebook, Twitter, Groupon, and Foursquare are positioned to capture this huge brand advertisement market, and after an interesting analysis, concludes that "Based on my research, while Facebook, Twitter, Foursquare, and Groupon are the best positioned to capture the estimated $20 billion in pent-up consumer marketing dollars, none of the four are currently optimized to execute along all of the necessary dimensions. There are considerable opportunities for startups to innovate and capture share. I look for this to be one of the most attractive areas for entrepreneurs in the consumer internet for years to come."
The article is insightful and worth a read!
