[Representatives of the service trades apostrophized in song:]

Familiar songs addressed in whole or in part to service professionals or [*] having their duties as subject matter:

Long-distance telephone operator:
Memphis by Chuck Berry
Operator by Jim Croce

Postman:
Please Mr Postman, authorship disputed

Florist:
Red Roses for a Blue Lady by Tepper and Bennett (recorded by Guy Lombardo, Andy Williams and many)

Secretary:
Take a Letter, Maria by RB Greaves

Shoeshine boy:
Get Rhythm by Johnny Cash

Truckstop waitress:
Truck Driving Man by Terry Fell (recorded by many)

Undertaker:
Will the Circle Be Unbroken by AP Carter

Taxi driver:
[*] Big Yellow Taxi by Joni Mitchell
[*] Leaving on a Jet Plane by John Denver (recorded by Peter, Paul and Mary)