Dear ________ (Owner Name/ Authorized Representative of the Organization),
Trust this letter finds you in good health.
I am glad to receive your letter stating that you have considered my request for a rent reduction and also decided to waive off the rent for the month of ___________ (mention month). I really thank you for understanding my situation and helping me in this tough time. I am working hard to find a job so that I can pay my rent in the upcoming months.
I promise you that I won’t let you down and I will never forget your kindness.
Thank you again for your generosity.