Related Clues:

• Do a laundry task
• Do mail work
• Do mail-room work
• Put into groups
• Similar type
• Arrange alphabetically, e.g.
• Do a postal chore
• Category .
• Arrange by kind
• Put mail in boxes, say
• Match up socks
• Manipulate data
• Kind, type
• The kind to categorise
• Shuffle into desired sequence