David Zimmerman is an internet marketing consultant who specializes in search. He has several years experience working with B2B companies, especially manufacturers. He started his own consultancy, Reliable Acorn LLC, after working in several agencies. David’s core marketing belief is that all marketing should be measured. Measured marketing is more effective and less expensive. There’s no excuse, in David’s mind, for marketing efforts whose results are not measured. Reliable Acorn LLC: https://reliableacorn.com/