What are the strengths required by customer care professionals when interacting with customers?

Strengths of the customer care professional as :

1- Patience and listening to the Customer's requirements and needs

2- Sustainability of the contacts and reaching out with exchange viewpoints & proposals

3- Understanding the Product's Characteristics and Features in addition to functionality & benefits

4- Capability to absorb the Customer's anger with relevant solutions for any trouble

5- Respect the time during the interaction process with giving convinced answers for any queries