Expectations relative to sale of goods act/guarantees/MOT`s, the honeyed prose of adverts or well practiced sales staff in relation to buying OLD SPORTS cars...? Try this vid as some sort of alternative insight to a degree of reality...? It is 20 mins long.. though you could cut in at 1:10 to miss the advertising blurb.
https://youtu.be/YM3KMcMxdng