As the first point of contact between a company and the client, a customer service representative must have impeccable communication skills and conflict resolution abilities. Expect your interview to consist of a lot of role-play or "describe a time when..." questions that will test your ability to deal with irate clients, work well under pressure, and always keep a calm and professional composure.
Name a policy at a former job that you didn't agree with, and what you did in response?
Complied with the policy even though I didn't agree with it.
We had flex time and CSR were dont allowed to do flex time, but I lived with it