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.
Co-borrowers have ownership in the property securing a loan. A co-borrower must sign the loan papers and assume responsibility for repaying the loan. Some lenders refer to a co-borrower as a joint applicant. Co-borrowers apply for loans together. Often, they are spouses who want a larger loan than either could qualify for individually.