Possible Clues:

• You and me are capable of being in working order
• Uniform, black, acceptable to employers?
• Able to be implemented
• Unknown in City to quit permissible working
• Description of an item that can be put to a purpose
• Posh fur fit for purpose
• Working American president touring capital of Louisiana
• A Blues fan at someone's disposal
• Of utility
• Ready for service, nuns gam­bolled every now and then