Couples where both spouses work pose HR challenges—as well as opportunities. Case in point: employees who are members of your group health and/or dental plans and are also covered by their spouse’s plan. Having another payer in the picture complicates claims processing; but it also creates an opportunity to save money and expand the employee’s coverage. To reap these benefits, you must implement a “coordination of benefits” (COB) system. Here’s how COB works—and a quiz…..