Closes for saying thank you
Many thanks.
Thanks for your help.
Cheers (informal & British)
Greetings and closes.
Dear Ms Flores-Yours sincerely (very formal)
Thanks for your help.
Hello Geoff-Best wishes
Hi Martin-All the best (less forma)
Tip
Remember to capitalize the first letter in an email (or letter)
Dear Mr Steinblatt
Thank you for your message
Pleasantries
Hope all's well with you.
Hope you (all) had a nice weekend.
How was your weekend?