•Sales renewal rates
Repeat business
•NO. of queries or complaints about your product or service
You know how good you are by how much complaints you get
•No. of complaints about your employees
You know how good an employee is by how much complaints he/she gets
•NO. of damaged or faulty goods returned
Measure how good customer service is by measuring how much products are sent
Back.
•Average order-fulfilment times
Measure how good customer service is by measuring order-fulfilment times.
•No. of contacts with a customer each month
The more customer contact received usually means the worse customer service there
Is.
•Volume of marketing material sent out and responses generated
More replies/uses of materials you get the better you are.
•Time taken from order to delivery
The quicker you are the better customer service is.