Social Media:
Twitter ramps up its ad plan again, with ads you haven’t asked to see.
Google+ visitors’ time spent on social site has stagnated, Hitwise reports.
Mobile Computing:
A newly single T-Mobile would have choices.
Amazon could give iPad a fight.
Ecommerce:
Top 12 best daily deal Groupon copycat discount web sites.<img src="http://feeds.feedburner.com/~r/marketingvox/rss/~4/dcGh0ODHlnU" height="1" width="1"/>