None, other than the desire to learn.
Exam - 100 multiple-choice questions based on the following content:
What is Customer Service?
The Challenges of Customer Service
Strategy for Formulating a Plan for Success
Communications in Customer Service
Coping with Challenging Customers
Leadership in Customer Service
Customer Retention and Measurement of Satisfaction
Technology and Customer Service
Excellence in Customer Service
More detailed descriptions of above are available upon request.