Related Clues:

• "Let us know," to an invitee
• Order to a canine
• A word to Fido
• Remain inactive
• Word to a well-trained boxer
• A word to the Weimaraner
• Answer, shortly
• SASE contents, perhaps
• Invitation acronym
• Use the waiting room
• Pose for a picture
• Invitation to a visitor
• Party thrower's request
• Say you will, or won't, be there
• Invitation ltrs.