24. Understand human psychology. Get more familiar with human psychology, body language and tone of voice when talking to customers. Learning about human behavior will make it easier for you to influence others and make genuine connections with customers.
25. Have tenacity. Being goal-oriented, focused and determined shows your professionalism and dedication to representing the company you are working for.
26. Close the deal. Understanding how to close a deal or get to a solution and finalize the call is an essential part of the communication process.