Franklin

Scarcely Lethal Noob
I sell for real money (paypal)
I have:

Amnesia: The Dark Descent
And Yet It Moves
AudioSurf
Awesomenauts
Bastion
Binding of Isaac
Binding of Isaac: Wrath of the Lamb
BioShock™
Bioshock 2
Bioshock Franchise Pack
BIT.TRIP RUNNER
Botanicula
Cogs
Crysis
Darksiders Franchise Pack
Edna & Harvey: Harvey's New Eyes
Grand Theft Auto: Vice City
Grand Theft Auto: San Andreas
Grand Theft Auto IV: Complete Edition
Ignite
L.A. Noire
Left 4 Dead Bundle
Machinarium
Magicka Collection (01/2013)
Nimbus
Orcs Must Die! 2
Overlord Complete Pack
Painkiller: Recurring Evil
PAYDAY™ The Heist
Rocketbirds: Hardboiled Chicken
Saints Row: The Third - The Full Package
S.T.A.L.K.E.R.: Clear Sky
S.T.A.L.K.E.R.: Shadow of Chernobyl
Sid Meier's Civilization IV: The Complete Edition
Sid Meier's Civilization® V: Game of the Year
Steel Storm: Burning Retribution
Toki Tori
Torchlight
Transformers™: War for Cybertron™
Trine 2
VVVVVV
Witcher: Enhanced Edition Director's Cut
World Basketball Manager 2010
World of Goo

Waiting for your offers
 
Isn't it illegal to resell Steam games for cash?
Edit: It appears not seeing as steam has added a game selling section to the market.