Everything goes well.
Wishing you a wonderful day.
Thank you for your prompt reply.
How are you?
hope everything is OK at you end
regular customerHow have you been?
new customer: Thanks for your inquiry.
sales letter: The internet makes the bridge between you and me,
the business brings us together!
How are you?/ Have a nice day!/Good day!/How are you going?/How is your business going? Wish everything goes well!
How are you these days? Hope everything is going well.
hope this letter will find you well
Havn't heard from you for a long time,i miss you very much.
Having had your name and address from the***
Your name has been recommended to us by ***