Classifieds at the time of posting this suggestion.

The age of the listing(s) are shown in the screenshots rather than the last bump - Unsolds and item histories are presented in chronological order according to the screenshot(s).

x2 for sale at 12.22 Refined - http://i.imgur.com/XWqQjNa.png

Unsold for 2 days http://backpack.tf/item/5013114843

Unsold for 2 days http://backpack.tf/item/4990408093

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x1 for sale at 12.33 Refined - http://i.imgur.com/0IrkPQU.png

Unsold for 2 days http://backpack.tf/item/5046635992

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x1 for sale at 12.44 Refined - http://i.imgur.com/HPwlWMU.png

Unsold for 5 days http://backpack.tf/item/5065263676

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x2 for sale at 12.66 Refined - http://i.imgur.com/V7wtsqH.png

Unsold for 6 days http://backpack.tf/item/4987408424

Unsold for 19 hours http://backpack.tf/item/5026443112

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x6 for sale at 13 Refined - http://i.imgur.com/uQAIa5z.png - http://i.imgur.com/vBD7QH4.png

Unsold for 1 day http://backpack.tf/item/4993975590

Unsold for 7 days http://backpack.tf/item/5029006207

Unsold for 7 days http://backpack.tf/item/4973505630

Unsold for 7 days http://backpack.tf/item/4992727801

Unsold for 1 day http://backpack.tf/item/5048325215

Unsold for 4 days http://backpack.tf/item/5036343799

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x1 for sale at 14 Refined - http://i.imgur.com/PvznAlR.png

Unsold for 1 day http://backpack.tf/item/5045281254

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x1 for sale at 15 Refined - http://i.imgur.com/L6WRtJm.png

Unsold for 17 days http://backpack.tf/item/4920032950

Outpost sellers.

http://www.tf2outpost.com/trade/28420799 - 13 Refined - Unsold for 2 weeks.

http://www.tf2outpost.com/trade/28418247 - 15 Refined - Unsold for 2 weeks.

I am excluding all trades on Outpost that haven't been bumped for 1 day or more.