Umm, coupla reasons.
1. No credit, kinda limits where I can get a car around here...
2. Only one place would finance for me
3. Only car they could offer me that was a manual in my price range
4. Tracer was dead
5. Needed a car quick, as I drive anywhere from 20 to 175 miles a day for job
6. No down payment
7. Needed a car
8. Needed a car
9. See 7