參考

對象	結尾語
朋友或同事	Cheers
請對方幫忙	Many Thanks
呼應信件的內容	Have a nice day
	Enjoy the holiday
	To your success
	Keep up the good work
充滿關心與祝福的感性結尾	Best wishes
	All the best
	Good luck!
	Take care & See you soon