/ sales challenge solved / By Bill Farquharson Looking back to the start of my sales career, I was fortunate to work for a company that invested in training. The fundamentals of sales haven't changed in the 40+ years since I started. If you're new to sales, this is where to start. To access this post, you must be a member of the Sales Vault. Login now or Become a Member. You may be entitled to a discount through your franchise or regional affiliate. Visit the Partners page to see if you are eligible.