Derek @veritasium proves-most of paid likes are "fake"(experiments with FB pages&analytics). Worth checking his articles online. #Login2014 0 atbildes
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Ieva Knake (2014-04-10 11:44:47) |
Derek @veritasium proves-most of paid likes are "fake"(experiments with FB pages&analytics). Worth checking his articles online. #Login2014 | |