When my brother Jeffrey and I wrote “Waiting for Your Cat to Bark?” we explained how in the evolution of sales and marketing history, the trend towards the reduction of friction for the customer is impacted by three factors: transportation, communications, and payment technologies. In my last column, while describing the¬†Future Shopper, I illustrated one of the trends; how communication technology will affect the way that people buy. The other two facets of change are concurrent evolutions in transportation systems…