Susan Brock, creator of the Flex Selling™ seminars, gives advice on how to customize your sales approach when your client is an ST, NT, SF or NF. But even if you're not in sales, it's good advice on communicating with the different types in general. Our best seller.

"STs like to test you to see if you know as much about the competition as they do, so be sure you can give them a factual and specific comparison of your product and the competition's."