Is there a reliable car my 19-year-old daughter can learn to drive in for under £6000?

I am looking for a good, reliable secondhand car for my daughter to learn to drive in. She is 19 years old. I live in Kingston upon Thames and my budget is £5-6000. I was thinking of a Volkswagen Polo...

What would be a good first car for an 18-year-old?

I'm 18 years old and I don't have any no-claims bonus (I just passed my test two months ago). I'm looking for a used car for under £2500, if possible. It must be cheap to run, cheap to insure, reliable...