Adding to this: you have to do a lot of research to make sure you get a 'clean' BD, though. There's a real risk that the company you bought it from has hidden f

Adding to this: you have to do a lot of research to make sure you get a 'clean' BD, though. There's a real risk that the company you bought it from has hidden future litigation. If they were engaging in illegal activity and the SEC takes a long time to build the case, you now own the civil liability for those actions.