Like many of the world’s most desirable cars, Porsche’s GT models attract the interest of buyers who are more keen to buy them as investments than for driving pleasure. But now the automaker says it is planning to crack down on those who have been betting on the rising value of some of its rarer GT variants and flipping them for profit.
“I personally like to see my cars being used. That’s what we build them for. They are just too good to be left to stand and collect dust,”...