Related Clues:

• What a flashing red light may indicate
• Separate mail
• Put in pigeonholes
• Do a pre-laundry task
• What a skull and crossbones signifies
• Bring to order?
• Do some post office work
• Put in stacks, say
• Do a laundry chore
• Arrange by type
• Excel command
• Separate by color, say
• Separate into like groups
• Assign to different stacks
• Separate into piles