Sometimes the honest answer is to stop fixing and replace. If a door from the 1990s has a cracked panel, a worn-out spring, a pitted track, and an opener on its last legs all at once, patching each piece separately usually costs more over a year than one new door and opener installed together. We tell you when we see that, even though a string of smaller repair visits would pay us more.
The other case is parts availability. Some original builder-grade openers and door models from this era used components that aren't made anymore. If your opener's circuit board is dead and the manufacturer discontinued it, we're not going to pretend we can source a part that doesn't exist. We'll say so, and we'll tell you what a direct replacement runs instead of stalling you with a repair that won't hold.
What we won't do is tell every caller they need a new door. With roughly 44,678 households across this area, most of the jobs we run are a single spring, a sensor, or a cable - ordinary wear, not a reason to replace anything. If the fix is straightforward, that's what we recommend, even if it's the smaller job.