Since any map projection is a representation of one of those surfaces on a plane, all map projections distort. Every distinct map projection distorts in a distinct way. The study of map projections is the characterization of these distortions.
If you have the car as collateral, the loan company will take the car. The co-signer is not automatically put on the title, that would be between you and the co-signer. My father co-signed a loan when I was younger, and my name was on the title, not his.
When your car title is used as collateral, you can still drive your vehicle and use it as usual for the duration of the loan. However, the lender will keep the title until the borrowed money with interest is paid off. In addition, auto title loans are not limited to cars.