>>6339080Let's say a check up is an hour, you work 8 hours a day, 5 days a week (because since they're free you have to do actual work and sleep). To check a million houses, it would take you ~500 years. Let's say you currently have ~50 years left to work (I doubt you'll do plumbing at 75), that's a 1 in 10 chance if Ina doesn't move in the next 50 years. Not bad but I'm sure you can do better