Or you can just leave the door open until it dries after a load. But sure, go spend more money.
Well done. This is why we keep you around. 
As for why they keep ME around, I’m not prepared to speculate.
That works. Unless you live in a high humidity area.
For awhile, it might work there if you catch a few dry days in a row.
But the crud that causes the stink is still there, lurking and waiting for your judgemental MIL to show up.
Affresh is like $3.
Or use vinegar and a pod. Maybe $2.
6 or 8 times a year.
Plus I like the door shut on the machines, 'cause of cat funzies. They’re fine hiding in there, I don’t think they’d like being washed.
I suspect they won’t get washed a second time. Even cats are able to learn from aversive experiences.
In the military we called that “self-critiquing behavior”. IOW, don’t tell the dumbass he’s about to hurt himself doing that; he’ll figure it out soon enough.
I’m not sure it’s entirely the cats’ fault.
