Tours & Activities   Meeting Location Retina 2008 will be held at: Hilton Waikoloa Village 425 Waikoloa Beach Drive Waikoloa, Hawaii 96738 Car Rental Discounts 10% discount off applicable Avis and Budget car rental rates when reservations are made in conjunction with United Airlines air reservations.   Tour Information Tour information will be sent prior to Retina 2008. Tour registration will be available in advance and on-site. Private tours and special requests are welcome.   Airline Information Book early and save! United Airlines, the official carrier of Retina 2008, is offering special meeting fares for attendees who use the Meeting Desk to make reservations. The Meeting Desk is open weekdays 8am-10pm and weekends 8am-8pm, EST. Discounts are valid from January 7-24, 2008. Mileage Plus members will receive full credit for all miles in conjunction with Retina 2008. Seats are limited, so call today. Win a free flight! Book your airfare using the Official Meeting ID, and you’ll be entered in a drawing to win a complimentary coach class ticket to Retina 2009.