Hire a talented salesperson and your revenues can skyrocket. Onboarding the wrong individual, however, is nothing short of costly, time-consuming and demotivating. You can definitively know the difference between the two, however. That’s according to Mary Beth Wynn, VP of people for Chicago-based Jellyvision, an employee benefits communications software company. Here’s her advice on the clues which indicate a candidate is a solid gold sales team hire.