rod
Retired 22 years
I think this is one of the most useful posts on this thread.
Every once in a while you will find an exception to the rule (odd number house on the even side of road, etc.), but overall a great tool to learn and use. And as others have stated......there is no substitute for experience.
I delivered to a small mining town where the company mine houses had been moved a number of times and they never changed addresses. That was a BIG exception.