Clue: Invite inits.

Answer: RSVP

Length: 4

---

Similar Clues:

• Party invite inits. (BYO with 3 letters)
• Facebook invite inits. (RSVP with 4 letters)
• Want ad inits. (e.g. EEO with 3 letters)
• Inits. for Mitt Romney (LDS with 3 letters)
• "Kidnapped" inits. (RLS with 3 letters)
• Stock ticker maker's inits. (TAE with 3 letters)
• Enterprise inits. (USS with 3 letters)
• Auto loan inits. (APR with 3 letters)
• High fashion inits. (YSL with 3 letters)
• Genetic inits. (e.g. DNA with 3 letters)