Admittedly, the above claim is completely subjective and not scientifically based. But I have been traveling extensively across the U.S. for the past 6 months, checking into dozens of hotels, checking out at hundreds of grocery stores and restaurants, and from what I can see, the recession has improved customer service across the board (well, except maybe in Charleston, S.C.). Not surprisingly, I have a lot of theories about this, and they aren't necessarily politically correct. Basically, I think that when the economy was humming and everyone was dreaming of being in a better job (and believed they could find one at the drop of a hat), there wasn't a lot ...