UpgradeBuddyТ‘s Frequent Flier Toolbar is a very small utility file that is added onto your Internet browser. The toolbar is loaded with valuable links to sites and information sources useful to frequent fliers. This toolbar is great for the new fliers that are just learning the ropes, as well as veteran fliers. Additional Features: Pop-Up Protection, Speed Increase, Search Functions. Requires MS Internet Explorer 5.0+