Related Clues:

• Pavement-pounder's adjective
• Exec's "now"
• What usurers do
• Letters on a work order, perhaps
• Rush!
• Without delay, to Shakespeare
• ''Get on it!''
• ''Rush!''
• Now, on a memo
• PDQ, in memos
• Sans delay
• "Don't delay!"
• Keep up
• ''Immediately, if not sooner'' letters
• Order ender