It's my first time so hope I did it right. I can see other suggestions giving proof of less than 1 week of time. Correct me if I'm wrong.

I suggested this price because there are still buyers at 2keys but most of them are unsold.

All links are searched by me and none are just copy and pasted

Unsold at 3keys+

http://www.tf2outpost.com/trade/8163234 - 2months

http://www.tf2outpost.com/trade/9542770 - 1month

http://www.tf2outpost.com/trade/9775204 - 3weeks

http://www.tf2outpost.com/trade/9816290 - 3weeks

http://www.tf2outpost.com/trade/9720501 - 3weeks

http://www.tf2outpost.com/trade/9993307 - 2weeks

Unsold at 2Keys+

http://www.tf2outpost.com/trade/8720575 - 2months

http://www.tf2outpost.com/trade/8466436 - 2months

http://www.tf2outpost.com/trade/8674296 - 2months (Rejected all offers below 2Keys)

http://www.tf2outpost.com/trade/8222165 - 2months

http://www.tf2outpost.com/trade/8720575 - 2months

http://www.tf2outpost.com/trade/9174124 - 1month

http://www.tf2outpost.com/trade/9494635 - 1month

http://www.tf2outpost.com/trade/9567056 - 1month

http://www.tf2outpost.com/trade/9789581 - 3weeks

http://www.tf2outpost.com/trade/9739079 - 3weeks

http://www.tf2outpost.com/trade/9679065 - 3weeks

http://www.tf2outpost.com/trade/9757315 - 3weeks

http://www.tf2outpost.com/trade/9757315 - 3weeks

http://www.tf2outpost.com/trade/9756269 - 3weeks

http://www.tf2outpost.com/trade/9967212 - 2weeks (Rejected 1Key3Ref + LV100 Pink Napper)

http://www.tf2outpost.com/trade/10093242 - 1week

http://www.tf2outpost.com/trade/10190333 - 1week

http://www.tf2outpost.com/trade/10120405 - 1week

http://www.tf2outpost.com/trade/10120405 - 1week

http://www.tf2outpost.com/trade/10100356 - 1week

http://www.tf2outpost.com/trade/10159524 - 1week (Rejected all offers below 2keys)

Selling at 1Key+

http://www.tf2outpost.com/trade/10265526

http://www.tf2outpost.com/trade/10337498

http://www.tf2outpost.com/trade/10345103

http://www.tf2outpost.com/trade/10244643 - Sold one of his two mufflers

http://www.tf2outpost.com/trade/10337498 - Selling two

http://www.tf2outpost.com/trade/10318104 - Selling at 2Keys because of paint

Buyers at less than 2Keys

http://www.tf2outpost.com/search/101988164 (All buyers are below 2 keys)

I bought one for 1key 3Refs

http://img90.imageshack.us/img90/8281/proofzh.png

Please be nice to me D: