Quote Originally Posted by maddie
Spell checks and grammar checks are notoriously unreliable. Ewe can spell a grate deal of words wrong and have them sale threw a spell check, you no.

Grammar checks are useful, but limited. They're great if you're trying to avoid passive sentences, but I've found them to be rather useless otherwise.
Love it Maddie! I've gone back over manuscripts and caught these type of errors with one of my favorite vanilla editing tools. Is having it read back to my by my computer. You do have to be careful not to let the monotone voice lull you to sleep, but I find I can catch those types of errors with it.