The toe and camber adjustment belongs to the suspension settings. It is not directly part of the regular maintenance on the car. The track is the ( important for the track Hold) position of left and right wheels to each other - not quite parallel to the direction of travel. The camber is different from the normal tendency of a wheel. With the help of digital systems, the adjustment is made to the millimeter.
These two measures to counteract the deterioration of the road holding of the land vehicle. Incorrect toe and camber setting will also cause increased tire wear. For example, it is possible that the profile is not worn uniformly, but on one side of the profile, the wear is higher than on the other side of the tire.