Sale 1 :

Before : http://backpack.tf/profiles/76561198035024894?time=1435388400

After : http://backpack.tf/profiles/76561198035024894?time=1435561200

Sold for a Green Energy Triboniophorus Tyrannus ( 70 ) but 8 keys in items were added : 70 - 8 = 62 keys

Mini on the tyrannus :

Before : http://backpack.tf/profiles/76561198105547442?time=1439017200

After : http://backpack.tf/profiles/76561198105547442?time=1439566640

Sold for a Purple Energy Reggaelator : 78 * 0.9 = 70 keys

Sale 2 :

Before : http://backpack.tf/profiles/76561198136073089?time=1435042800

After : http://backpack.tf/profiles/76561198136073089?time=1435215600

Sold for a Misty Skull Football Helmet ( 35 ) + a Steaming Brown Bomber ( 30 ) : 65 * 0.9 = [b]59 keys[b/]

Rounding the price to 60 keys.

Supportive criticism welcome