[l-Date]
To:
[r-Name]
[r-Address]
From:
[s-Name]
[s-Company]
[s-Address]
[s-Phone]
RE: [s-Reference]
Dear [r-FName]:
This is the third attempt in
contacting you regarding the status of my account. Enclosed are copies of my previous letters. Please refrain from sending me any further
notices in error. I would appreciate if
someone would correct the problem existing within your company.
Thank you in advance for your
expeditious attention to this matter.
Best regards,
[s-Company]
[s-Name]
[s-Title]