Fun fact: this is how fire fighters used to be.
There'd be fire markers on the outer walls to indicate which fire protection company covered that building and whichever firefighter turned up would bill that fire protection company who'd then bill the customer/customer's insurance company.
Edit: typo.
Precisely.
There'd be fire markers on the outer walls to indicate which fire protection company covered that building and whichever firefighter turned up would bill that fire protection company who'd then bill the customer/customer's insurance company.
Edit: typo, damn these supposedly opposable thumbs!