Unsolds at 9

http://www.tf2outpost.com/trade/25516741 - 1 week

http://www.tf2outpost.com/trade/25622587 - 3 days

http://www.tf2outpost.com/trade/25647664 - young, unbumped, "high backpack.tf prices"

http://www.tf2outpost.com/trade/25611036 - 4 days, unbumped

http://www.tf2outpost.com/trade/25638219 - 1 day

http://www.tf2outpost.com/trade/25640066 - 1 day

Sellers under 9

http://www.tf2outpost.com/trade/25623787 - 8 ref, 3 days, unbumped

http://www.tf2outpost.com/trade/25608008 - 8 ref, 4 days, unbumped

http://www.tf2outpost.com/trade/25643224 - 8 ref, 1 day

http://www.tf2outpost.com/trade/25627007 - 8 ref, 2 days, selling 2

http://www.tf2outpost.com/trade/25487142 - 8.66, 2 weeks, poorly bumped

Classifieds at the time of posting:

http://backpack.tf/classifieds/?item=Tomb%20Readers&quality=6&tradable=1&craftable=1

x4 at 9

x2 at 8.5

x1 at 8.44

x1 at 8.33

x6 at 8

x1 at 7.88

x2 at 7.66

What do price mods do exactly?