The severe cold winters that hit this whole region still matter on a newer door, just differently than on an old one. Cold doesn't wear out a 2008-era steel panel the way it can crack an original one-piece door from decades back - but it does stiffen grease in the opener's drive mechanism and can make a marginal sensor connection fail exactly when the temperature drops, which is why we see a cluster of opener calls on the coldest mornings.
Higher household income in Cassville - median around $117,643, well above the service area's overall $60,791 - tends to track with more insulated doors and dual-car garages built out with finished space, which raises the stakes when a door won't close: it's not just the car exposed, it's a heated or semi-heated room behind it.
With only about 432 households in Cassville itself, against roughly 20,663 across the full service area, it's a small enough pocket that we don't see the sheer call volume some other towns generate - but the failures we do see track the newer build year, not the region's older average.