Possible Clues:

• Decorates again
• Applies colour again
• Changes the color of, maybe
• Salesfolk carrying very good books -- they've been given new coats
• Puts a different coat on and brushes it
• Does some home maintenance
• Puts a new coat on
• Puts on another coat that is to spare around the tin
• The representative is not what one puts the new coat on
• The representative puts another coat on over the saint