Dear Mrs. Brown:

We are returning herewith your receipted bill. Thank you very much.

If you will have Mrs. Robinson call at our office at her convenience we shall take pleasure in paying her the commission due her.

Yours very truly,

Here is another letter so typical of the kind that carelessness produces:

Dear Sir:

I have your letter of the 27th inst. and I have forwarded it to Mr. Stubbs and will see him in a few days and talk the matter over.

I remain
Yours sincerely,

Would it not have been just as easy to write: