Subject : Follow up letter regarding credit due
[Date]
[Name],
[Company and Address],
Dear—————– [name],
We have purchased paper supplies from you under invoice no. ————- [Invoice Number] dated ————-[Invoice Date] in the amount of Rs. ————– [Amount of Invoice].
The unused supplies were subsequently returned to you on ————-[Date of return of supplies], at which time you assured us that we would receive a full refund.
We are still awaiting our refund. Please provide us with a Cheque representing the above amount as soon as possible.
Thanking you,
[Name & Signature]