Should we buy a car when my child's learning to drive?

We’re wondering if it’s better to get a cheap vehicle or pay for lessons with an instructorEvery week a Guardian Money reader submits a question, and it’s up to you to help him or her out – a selection of the best answers will appear in next Saturday’s paper.Our daughter, 17, wants to learn to drive. Do we buy a cheap car (that will cost loads to insure) that she can use to learn and practice? Or is cheaper to hand her over to a local instructor and pay for more les