As usual, an interesting series of videos addressing one of the most basic racing concepts.
Safeisfast released all these videos trying to help with a common problem; oversteer or understeer could be a symptom of a deeper and hard to solve problem, but it could be helpful to identify it.
First video shows these two basic concepts happening everyday in real life.
Second video shows a right way to identify each of them and work with that information
Third video shows how to setup the car to drive oversteer or understeer in a better way.
And last video asks professional drivers how to handle oversteer or understeer in race, how to adapt your driving style to these new circumstances