if you want to raise a price you need buyers at the suggested range, not sellers

You need more than 1 sold at 2 ref

http://screencast.com/t/RhMn9as8wKA3 sold it for 2 ref

Small piece of support. Although you should probably get more sold in the proof.

http://i.imgur.com/UeK65GV.png 2 ref

http://i.imgur.com/HMvgrsf.png 2 ref

http://i.imgur.com/JkmJLRp.png 2 ref

http://i.imgur.com/kXEAQ2M.png 2 ref (Pistol sold for 1.33 + s. sticky)

http://i.imgur.com/k6ywDTL.png 2 ref (pistol / sniper sold for 1.66 ea)

Looking at your selling for 2 ref trades:

http://www.tf2outpost.com/trade/12349577 sold at least one for 2 ref (OP history)

http://www.tf2outpost.com/trade/12422689 sold for 2 ref

http://www.tf2outpost.com/trade/12452351 has an add for 2 ref and sold to him

http://www.tf2outpost.com/trade/12360654 sold for 2 ref

http://www.tf2outpost.com/trade/12275699 gifted knife so it's invalid proof

Your selling 1.66 link:

http://www.tf2outpost.com/trade/12474663 sold for 1.66

Good luck on your suggestion. Looks pretty good.