Related Clues:

• One who isn't 'clean'
• Abstainer's opposite
• Not an abstainer
• One to whom a warranty applies
• Person with a job
• Person on a terminal
• ___ group (computer info source)
• Person telling you what to do
• Springsteen's moniker
• Friendly intro?
• In charge
• Software license party
• Taskmaster
• Techie's client
• Techie's customer