When movie mogul David O. Selznick purchased the movie rights for $50,000 in 1936, it was the most ever paid for rights to a book. Mitchell declined to be involved with the production of the movie, though she was said to have loved it save for a few details, she found Tara to be too opulent, for example.
via 10 Things You Might Not Know About ‘Gone With the Wind’ | Mental Floss.