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 6.22 Refined - http://i.imgur.com/jGQ9CWS.png

Unsold for 2 hours http://backpack.tf/item/4439157099

Unsold for 2 days http://backpack.tf/item/2326494933

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x2 for sale at 6.33 Refined - http://i.imgur.com/sPE7Xe7.png

Unsold for 11 hours http://backpack.tf/item/2580178047

Unsold for 2 days http://backpack.tf/item/3371691309

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x2 for sale at 6.55 Refined - http://i.imgur.com/Klb8dBR.png

Unsold for 5 days http://backpack.tf/item/4467489025

Unsold for 5 days http://backpack.tf/item/4985358815

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x2 for sale at 7 Refined - http://i.imgur.com/sc9EuV7.png

Unsold for 19 days http://backpack.tf/item/2817817784

Unsold for 4 days http://backpack.tf/item/3168095665

Outpost sellers.

http://www.tf2outpost.com/trade/28446758 - 6.33 Refined - Unsold for 1 day.

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