Facebook PPC Trade Show Youtube eCommerce 
Online Marketing Institute
MAY 18, 2010
I've seen something similar used to categorize (and test) PPC target phrases. Mike AIDA - Attention, Interest, Desire, Action still most used and implemented, why we have public trade shows just to get attention.i Tahire also has an excellent point about how off-line marketing initiatives can take precedent.
Webbiquity
FEBRUARY 10, 2015
What type of posts generate the most engagement on Facebook? Among the largest social media sites, YouTube drives the most highly engaged website traffic (with visitors overall spending on average nearly four minutes and visiting three pages on target sites), followed in order by Google+, LinkedIn and Twitter. Experience: The Blog ).
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