I ran across this article yesterday on Mashable and I thought it was pretty interesting.  These graphics represent the percentage of check-ins on Foursquare that each of the major retailers saw on Black Friday. Granted this is only Foursquare, and Gowalla, Brightkite, nor any of the other geo-social apps are represented, but I think it’s still a pretty good indication… Am I the only one surprised that Target was so far ahead of Wal-Mart? I … [Read more...]