How to thank the coach for getting the driver's license?

You can send a message to thank you. After passing the driving test, thank the coach at the first time. I can send a thank-you letter. It is best to edit the words of thanks and send them to the coach privately. My attitude must be good. Thanks to the coach's patient guidance, such as his patient guidance and serious responsibility, I have mastered the driving skills and successfully obtained the driver's license. Thank you very much. Thanks to the coach's words are: thanks to the coach for training me, the coach has worked hard. Thank you very much for your patient guidance and help in the past few months. Since your urging and urging, I have achieved good results. My success is inseparable from your earnest teaching, dear coach, thank you very much.