Waiting for written off letter from DMC

We have investigated your defence of prescription and in the absence of recorded prescription interrupting events (from the records available to us), DMC has accepted your defence of prescription and confirm that the account will be written off. We trust that you find the above in order.

Khethiwe Siyo Risk Queries Clerk

I got this email today from Khethiwe of DMC promising they will write off my prescribed debt. I'm am giving her a week to come back to with a written communication that indeed the debt has been written an they updated my name on credit bereau. I have never seen such a bad company in my life.