Related Clues:

• Doctor's interruption
• Errand runner
• Word repeated before 'in' and 'out'
• Webmaster's creation
• Use a beeper
• Summon electronically, say
• Door
• See 10-Down
• Time unit
• It breaks every morning
• Lobby call
• It may require a fee
• It's close is signaled by 4-Down
• Contest mail-in
• Written record