The housing stock in this part of the service area runs from 1938 up through 2015, with most of it concentrated in the 1980s and 90s across the more than thirty named communities nearby. That matters because torsion spring life is rated in cycles, not years, and a 30-plus-year-old spring in a COLD-severe climate has usually absorbed more freeze-thaw stress than the same spring would in a milder region - cold steel is less forgiving of the daily up-and-down. Homes closer to newer development, like the stretch nearer Belmont Country Club, tend to have more recent openers and better-sealed door bottoms, while the older pockets carry more original hardware that was never designed for today's insulated doors or heavier opener duty cycles. With roughly 52,770 owner-occupied houses across an area of this size, we see the same handful of failure patterns repeat: spring fatigue, track drift from thermal cycling, and opener gear wear on units original to 80s and 90s construction.