Hmmm . . . Service (FWD) - David)

Waiting,,,for service.

Internal Revenue  'Service' 
U.S. Postal  'Service' 
Telephone 'Service' 
Cable TV 'Service'  
Civil  'Service' 
State, City, County & Public 'Service' 
Customer 'Service' 
This is a lot of 'Service' But figure it out.
A farmer overheard another farmer talking to another farmer.  Part of the  Conversaton went;  "He had hired the bull to 'Service' his cows."