The Definition of Customer Service

There are many different answers to the question "What is customer
service?" The following is a quick and useful way to define customer service:

The short answer to "What is customer service?"

Customer service is how you deliver your product and service to the
customer including the following:

• accessibility
• efficiency
• cost-effectiveness
• satisfaction

Popular definitions of customer service

Other useful definitions of good customer service include:

• Customer service is about creating a relationship of trust and loyalty
  beyond the immediate interaction.