Sounds like you're on your way to a 2.0GPA which will land you a great job selling computers at Best Buy. You're better off dropping out and using your tuition money learning to trade. You can get the Best Buy job without the degree.
So what's wrong with sales experience. It's not like the average retail broker at Merrill Lynch was a great student either.
"Nothing in the world can take the place of persistence. Talent will not; nothing is more common than unsuccessful men with talent. Genius will not; unrewarded genius is almost a proverb. Education will not; the world is full of educated derelicts. Persistence and determination alone are omnipotent. The slogan 'press on' has solved and always will solve the problems of the human race." - Calvin Coolidge
Never a truer word was said. Give them enough money and they'll give you an (honorary) degree. Which reminds me: What's the difference between a brothel and a university? (Answer below) In a brothel there are some things that they won't do for money.