Handwritten Notes Are a Rare Commodity. They're Also More Important Than Ever.
Harvard Business Review
APRIL 5, 2013
Postal Service''s annual survey , the average home only received a personal letter once every seven weeks in 2010, down from once every two weeks in 1987. Robert Cialdini, in his classic work Influence: The Psychology of Persuasion , profiled legendary car salesman Joe Girard. Communication Managing yourself Technology PDF'
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