I am a united 1k and have 4 global premier upgrades available for sale. I'm asking for $300 each. I think its a very fair price and could save you thousands on a flight to asia or europe. PM if interested.
Global Premier Upgrades are one-way, cabin upgrades, confirmable as early as time of ticketing on eligible United and Copa-operated flights.
After I receive your Paypal payment, I will need your Reservation Number and Last Name. I will log onto my United.com and apply the Upgrade. Finally, if you purchase a flight for which I cannot apply the Upgrade (due to availability, flight-restrictions, or whatever reason) I will FULLY refund your money. Please note that once I upgrade you flight, you cannot change your mind since I won't be able to recover the credit.
What YOU need to do AFTER you purchase the voucher:
--Email me your Confirmation Number and Last Name.
Generally, flights which the following codes are eligible for upgrades:
Generally, upgrades can be used on the following flights: is J, C, D, Z, P, Z, P, S, T, K, L, G, and N.
Full details can be seen on United.com: