DIY: Translate Your Book

Are you fluently speaking French or Spanish beside your mother language English?  Or any other language for that matter?  Maybe English is your second language?  This way you have a great benefit compared to those who are speaking English only: You might be able to translate your book(s) without paying top dollars for a professional chartered translator.  The only expense would be the usual fees for an editor who cleans up and improves the manuscript before it goes to formatting or a print b...