An "official invitation" refers to a formal request to attend a specific event or occasion. It is a document or message that is sent to someone personally, asking them to participate in an event as an invited guest. Full definition
Official invitations for the beta are scheduled to be distributed next week, outlining the specific details of each platform's beta. (jamiex66.com)
Tommy Milner and Richard Westbrook Join Corvette Racing Roster DETROIT — Corvette Racing will have two new drivers in its lineup for the 2011 American Le Mans Series and the 24 Hours of Le Mans (pending official invitation). (corvetteracing.com)
Rebecca Katz, a spokeswoman for The Progressive Agenda Committee, said the Committee would make no announcements about the attendees until official invitations go out in November. (politico.com)