"Companies count on managers to make smart team decisions and oversee group members in order to maintain deadlines and keep operations running smoothly. Be prepared to answer several situational questions that will evaluate your time management skills, problem solving abilities, and ease in leading a team. Employers will also expect you to be well-versed in products and operations, so make sure to brush up on the department's relevant work."
Give me an example of a difficult customer and how you dealt with him/her
Active listening - seek to understand the problem, rather than defending my actions. Then collaboratively seek a mutually agreeable plan for correcting the problem.