Please choose the correct ending to complete the given sentence: Finance and Business: [header] How to get better customer service [title] Be a good customer. [step] The best way to receive good customer service is to be a good customer, in the first place. People will respond better to you if you treat them with courtesy and respect.

Ending1: If you always try to upset customers, they will know exactly what is going on and why. [title] Speak clearly, continuously, and always be friendly. Ending2: When you treat them kindly, there is a good chance they will get good customer service. Do not start a conversation by saying " how are you? " or " how is your day going? " too soon you may seem insistent. Ending3: [substeps] Say " please " and " thank you " to the employees that you interact with. Make eye contact with the person who is helping you, and never underestimate the positive effect a smile can have. Ending4: You will notice that customers will smile and greet people with respect, while you will ignore them. Everyone responds more favorably to a smile, positive body language, and friendly behavior.

Answer format: ending1/ending2/ending3/ending4