Small jobs carry almost the same fixed costs as big ones. Here is how hourly, minimum-plus-hourly, and flat-rate pricing each handle that, and which one holds up.
Licensing quietly settles who can treat you, who pays, and where a complaint goes. Here is how to tell the license from the certificate before the first appointment.
The order matters considerably more than the effort, and two of the steps take under a minute each. Almost all of the eventual cost is set before lunchtime.