Understanding more about your own behavioral style tendencies and those of other people can greatly enhance your interpersonal skills. One effective way to learn more about yourself is by measuring your behavioral style strengths with a DISC profile. It is called "the DISC" because of the first letter of each of the 4 styles as follows:
When it comes to effective selling, one simple fact never changes: Selling is a relationship business. You already know all about your company’s products and services – and you’ve learned the fundamental aspects of the sales cycle.