In an age where there are new acronyms coined every week I don't feel compelled to disseminate all of them. Unless, of course it makes sense. And, having discussed this with a number of other marketers over the last few months or so, the ZMOT ("Zero Moment Of Truth") is a concept which has resonated increasingly.

I recently came across a new concept (for me) which seems to makes a lot of sense - it's called Return on Engagement.