Macbook Air 4gb OS Lion ?

Needs to be gone by tomorrow the very latest. 4gb version. MacBook Air (11-inch, Mid 2011) Comes complete with original box and OS Lion installed, meaning it is the new version of the macbook. Worth over 800 as its the 4gb i5 processor Any questions, please feel free to contact me, All the best P.S, No PAYPAL, JUST PICK UP ONLY