What does “best available” mean? The O2 05 March 2015 17:40 Updated Follow It means these tickets are thought to be the best available at that time of booking. They’re sold first come, first served. Related articles Do you have a seating plan for The O2 arena? Can I up-grade my ticket? What is a Ticketless (credit card entry) event? Are there any seats with an restricted view? When will I get the tickets I bought over the phone /online? Comments 0 comments Article is closed for comments.