I've been on the other end, with a nearby diner's grease vent getting off-calibrated and thus noisy and basically ruining my life, and the owner and city insist

I've been on the other end, with a nearby diner's grease vent getting off-calibrated and thus noisy and basically ruining my life, and the owner and city insisting it's perfectly fine. I'm not alone as people have filed lawsuits over this.