Demonstration should include

• using clear, concise, and direct statements
• actively listening to customers
• clarifying customer statements (asking pertinent questions)
• avoiding the use of jargon, abbreviations, and acronyms.

Process/Skill Questions: 

• What are some consequences when customer support does not communicate effectively?
• What communication skills, other than speaking skills, are important for customer service?
• What role do non-verbal skills play in one's ability to provide customer service?