While there may be endless articles, books and videos filled with ideas on the topic of sales and motivation, in the end, selling is a tough job and not everyone is cut out for it.  But, for those who choose a career in sales, there are several key factors that are likely to motivate them to achieve great success. Show me the money?  Although money may seem like the obvious motivator for sales people, this is certainly not the whole story...  While receiving a handsome compensation package ca...