the first basic; slacks instead of shorts, dress slacks instead of blue jeans, a collared shirt instead of a t-shirt, a necktie instead of an open collar – each step up does that much more to send a subtle message that you are and expect to be treated as a professional.
consider the last time you were in close proximity to a stranger for several minutes. it may have been standing in a slow line in the bank lobby, waiting for popcorn at the movie theater or hoping a stalled elevator would move soon. if the person with you offered just the slightest, pleasant, ice-breaking comment, you felt a bit more 