Reading out loud
Oh, sure.
You can do that.
You're all alone in your office, Lucky.
(Why wasn't there a dwarf named "Lucky"?)
If I tried that, they'd call the nice people with the white coats.
But yes, you're right. Correct, too. ;) It's the best way to proof because you use two senses and three faculties (visual, oral and aural) to detect errors.
I tend to be more merciful with spelling, except of course it adversely affects search results on computers because computers have very unsubtle minds. English, the glorious polyglot, is a pain to spell. You want to read out loud? Read this. BWA-HA-HA-HA-HA!!!!