Register to earn a confirmed domestic upgrade certificate for every $1000 of travel you book at United.com by March 5th and fly by March 31st.
Gary Leff is one of the foremost experts in the field of miles, points, and frequent business travel -- a topic he has covered since 2002.
Co-founder of frequent flyer community InsideFlyer.com, emcee of the Freddie Awards, and named one of the "World's Top Travel Experts" by Conde' Nast Traveler (2010-Present) Gary has been a guest on most major news media, profiled in several top print publications, and published broadly on the topic of consumer loyalty. More About Gary »
