Related Clues:

• When many offices open
• Opening hr., often
• When many start the workday
• Start of a day shift, often
• When the morning shift might start
• When many shifts start
• Common punch-in hr
• Starting hr. for many jobs
• When some kids' bedtimes are set
• When a shift may begin
• Beginning of many workdays
• When many workdays start
• Traditional time to start work
• Common opening hr
• Workday's start, often