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25 & 26 MARCH 2020


Derek Clarke: Speaking at the Sales Innovation Expo

Derek Clarke

Self Employed

The History of the Professional Sales Association

A summary of the history of the present day Professional Sales Association from its early in routes 1814 to its current position, including the link to 1st Lord Leverhulme and the good work carried out on behalf of travelling salespeople who have fallen on hard times.

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