Depends entirely on your local area. Hub to hub nearly all services are reliable, it's the 'last mile' service that has such extreme variability from area to a

Depends entirely on your local area. Hub to hub nearly all services are reliable, it's the 'last mile' service that has such extreme variability from area to area. That's why when I mail a package to someone else I try to ask them about which services are more reliable /in their area/ (since I attempt to drop off at fixed, staffed, locations, USPS offices and the like).