Had the same issue last summer, and yeah, coffee grounds were a big part of it. But what really got mine smelling swampy was potato peels and celery b...

Good call on the shutoff valve—seen that a few times myself. Couple other sneaky culprits I've run into: - Check aerators on faucets; mineral buildup...

Wired all the way for me too—especially when it comes to drain inspections. I've used wireless cams before, and honestly, they drove me nuts. A few fe...

Definitely a smart move, but I'd also suggest giving it a test turn every now and then. Valves can seize up over time if they're not exercised regular...