Dear Sir,
Dear Madam,
Thank you for your letter.
Further to your letter of 
In reply to your letter of 
Further to our telephone conversation, 
It was a real pleasure to welcome you as a customer
If you require any further information, please do not hesitate to contact me.
Call me personally if I can be of any help to you.
Best regards,
Best wishes,
Yours sincerely,
Yours faithfully,
Yours truly,
Digita InternationalBlack Horse HouseExmouth EX8 1JL\cdDear Sir,Please send me details of other Digita programs for my Amiga. Thank youYours faithfully,
