Whilst searching through all the strange parts on classifieds I noticed this part had loads of sellers for 2.5 keys and some at 2.6 so I looked into it a bit more and noticed theres loads on outpost too, so I decided to make this suggestion.

[url]http://backpack.tf/classifieds/search/id/52c8f99a4cd7b8166e8b4567[/url] look at classifieds yourself there are a lot for 2.5 keys

2.8 keys = 2 keys and 5 ref

[url]http://www.tf2outpost.com/trade/16445342[/url] (2 keys and 4 ref)

[url]http://www.tf2outpost.com/trade/17300408[/url] (2 keys and 4 ref)

[url]http://www.tf2outpost.com/trade/17336308[/url] (2.6 keys/ 2 keys and 4 ref)

[url]http://www.tf2outpost.com/trade/17352754[/url] (2 keys and 4 ref poorly bumped)

[url]http://www.tf2outpost.com/trade/17327092[/url] (2.5 keys / 2 keys and 3.5 ref)

[url]http://www.tf2outpost.com/trade/17316751[/url] (2.5 keys poorly bumped)

[url]http://www.tf2outpost.com/trade/17309875[/url] (2.5 keys poorly bumped)

[url]http://www.tf2outpost.com/trade/17310503[/url] (2 keys and 3 ref)

[url]http://www.tf2outpost.com/trade/17301987[/url] (2 keys and 3 ref)

Quick selling

[url]http://www.tf2outpost.com/trade/17358785[/url] 1 key and 3 ref

Unsolds

[url]http://www.tf2outpost.com/trade/17332395[/url]

[url]http://www.tf2outpost.com/trade/17311324[/url]

[url]http://www.tf2outpost.com/trade/17329180[/url]

[url]http://www.tf2outpost.com/trade/17329491[/url]

[url]http://www.tf2outpost.com/trade/17318537[/url]

[url]http://www.tf2outpost.com/trade/17296453[/url]

[url]http://www.tf2outpost.com/trade/17092052[/url] 1 week old

[url]http://www.tf2outpost.com/trade/17328886[/url]

[url]http://www.tf2outpost.com/trade/17328375[/url]

Please provide support if you find more evidence or counter proof

Also if you notice a mistake tell me please