I bet it makes for terrific advertizing to just show those photo's to the public. You see an ad featuring those trucks and who are you going to call?
+1
With rare exceptions, most resi service work is a one hit affair. There won't be a need for an electrician again before the next owner is in and does their redecorating.
With rare exceptions, the homeowner doesn't have any direct experience with any local contractors.
With rare exceptions, homeowners are mostly looking for a reason they can feel comfortable and confident in their choice of a contractor.
With rare exceptions, the price isn't really the issue when selecting a contractor.
With rare exceptions, homeowners are idiots and their wives know it.
If Momma ain't happy... ain't nobody happy.