I dont necessarily think she made profit from doing drugs. She wrote songs and sang. She got tangled up in drugs and wrote songs about her experiences.
Im going to miss Amy Winehouse! No one can say she wasn't talented because she definitely was. She had the potential to change music history but sadly its now wasted. And actually, she did go to rehab multiple times but got out way to soon. She wrote her song to express how she felt about rehab...