Quote Originally Posted by IDontPetLalas View Post
Regarding point B, do you work with professional translators? Because I do. It is very uncommon for them to make errors.
I don't know what the subject matter of the translations you are getting is, but the translations I get, which are highly technical documents concerning cutting-edge technology, come from some of the world's largest corporations and universities, and are intended to form the basis of important legal documents, substantive errors are the norm, not the exception.