I bought a used BMW M4 only to find out it was used as for track days - where do I stand?

I purchased a BMW M4 from my local main dealer last week and after paying a deposit I was advised (salesman said they were obligated to) that the car had been used for track days by BMW UK. I had asked...

What is the best budget trackday car for under £4000?

What is the best budget trackday car for under £4000?