Originally Posted by
genejockey
That sounds INCREDIBLY inefficient. Not saying it won't happen, but let's say it takes the average wrench a couple minutes to true a wheel. Now add in the door-to-door time, which would probably be half an hour at least, what with finding the place, parking, walking to the house/apartment, etc. This would hugely reduce the amount of work each wrench could do in a day.
There is a guy in my area who sets up his mobile maintenance vehicle in popular locations and publicizes his schedule on social media. Not sure if he does house calls. Just finding a place to park in my area is usually a pain.