Guest post by John Bergquist (@JohnFlurry), who leads Content and Communications at Saddleback Leather Co. So much has changed in business in the past 20 years. And it continues to change daily. As Brian has said before, today a business has to engage… or die. And you know what? That delights me. It is the way it used to be. Shopkeepers knew their customers very well. They didn’t need mechanical analysts or teams of test consumers to determine how to…