Audi TT purchase

I am looking to purchase a 2009 or 2010 Audi TT 2.0 coupe but do i go for the petrol or diesel version, I do approx 15k miles per year and do i go for the full leather or half leather seats.

Buying a new small car- what do you recommend

I am a 17-year-old girl taking driving lessons and I will shortly be looking for a car. My budget is £2,000 for the purchase of the car, it has to be a diesel as my father produces bio-diesel. I need...