Goin for the 5 suggestions accepted milestone :P

HUR DUR. I SEEN LOT OF THESE SELL AT 1.5 KEY. MY OPINION IS VALID.

No, I'm not one of those people and here's my proof:

_____________Unsold @ 2 Keys_____________

http://www.tf2outpost.com/trade/9484063

http://www.tf2outpost.com/trade/9468282

http://www.tf2outpost.com/trade/9517971

http://www.tf2outpost.com/trade/9480032

http://www.tf2outpost.com/trade/9382635

http://www.tf2outpost.com/trade/9449386

http://www.tf2outpost.com/trade/9480041

http://www.tf2outpost.com/trade/9432499

http://www.tf2outpost.com/trade/9511281

http://www.tf2outpost.com/trade/9501818

http://www.tf2outpost.com/trade/9223179

http://www.tf2outpost.com/trade/9360936

http://www.tf2outpost.com/trade/9480324

http://www.tf2outpost.com/trade/9366561

http://www.tf2outpost.com/trade/9498017

http://www.tf2outpost.com/trade/9397224

http://www.tf2outpost.com/trade/9399833

http://www.tf2outpost.com/trade/9512095

http://www.tf2outpost.com/trade/9294612

http://www.tf2outpost.com/trade/9211061

http://www.tf2outpost.com/trade/9458192

http://www.tf2outpost.com/trade/9431945

http://www.tf2outpost.com/trade/9468491

http://www.tf2outpost.com/trade/9471267

http://www.tf2outpost.com/trade/9457642

http://www.tf2outpost.com/trade/9447218 (Omg its Long :P)

_____________Selling/Sold @ Other Prices_____________

http://www.tf2outpost.com/trade/9488479 (Added @ 1.75 Keys)

http://www.tf2outpost.com/trade/9513285 (Sold @ 1 Key + 3 Ref)

http://www.tf2outpost.com/trade/9472607 (Selling @ 1 Key + 3 Ref)

http://www.tf2outpost.com/trade/9514366 (Selling 1 Key+3.33 Ref or ~1.75 keys)

http://www.tf2outpost.com/trade/9241349 (Selling @ 7 Ref)

http://www.tf2outpost.com/trade/9496041 (Selling the G.PaS + Nine Pipe Problem for 2 keys) (G.PaS~2 Keys, Nine Pipe~3-3.33ref)

_____________Buying_____________

http://www.tf2outpost.com/trade/9222652 (Buying @ 1 Key + 1 Ref, 2 Adds)

http://www.tf2outpost.com/trade/9381746 (1 Offering to sell @ 1.5 Keys)

http://www.tf2outpost.com/trade/9414564 (1 Offering to sell @ 1 Key+2Ref ~1.5 Keys)