Invitation

noun

1. The act of inviting; solicitation; the requesting of a person's company.

   "an invitation to a party, to a dinner, or to visit a friend"

2. A document or verbal message conveying an invitation.

   "We need to print off fifty invitations for the party."

3. Allurement; enticement.
4. A line that is intentionally left open to encourage the opponent to attack.
5. The brief exhortation introducing the confession in the Anglican communion-office.