Told I owe money back on my benefits (Memphis)

The agency says I reported earnings incorrectly, but I think I followed the instructions. I would rather hear the honest version than the polite one. I cannot afford to repay it all at once. Who should I talk to first?

Thanks for writing this out. I went through something close to it 11 months ago, and it settled down once I kept a simple log of every call and form.