Being sick of Chinese shoes at Wally World, I want to buy better and [preferably] American-made shoes. One of the problems has been of measuring and/or knowing correct foot size. Ordering by mail could be tricky and expensive if you don't do it right. If it is done right you will probably save a lot of stress, maybe some money, and could be supporting American manufacturing.

This is one of the absolute best tutorials I have ever seen about measuring your foot:

http://shoes.about.com/od/fitcomfort/ss/measurefeet.htm