Sale 1-2:

https://marketplace.tf/items/tf2/31028;5;u33

$13.6 / $1.79 = 7.60 keys - sold to buy order: https://imgur.com/a/DPFNwNL

$23 / $1.77 = 12.99 keys - no b/o - https://backpack.tf/item/7551961150

Sale 3:

8 keys

https://backpack.tf/profiles/76561198021055079#!/compare/1584057600/1584144000

https://backpack.tf/profiles/76561198060420508#!/compare/1571875200/1584144000

Sale 4:

untrace

https://backpack.tf/profiles/76561198060420508#!/compare/1584144000/1584230400

https://backpack.tf/profiles/76561199025771788#!/compare/1584230400/1584316800

Sale 5:

untrace

https://backpack.tf/profiles/76561199025771788#!/compare/1584316800/1584489600

https://backpack.tf/profiles/76561198196410274#!/compare/1584230400/1584316800

Sale 6:

better used on crasher

sold with a key + sweets for KaW Cloud Crasher

https://backpack.tf/profiles/76561198196410274#!/compare/1584230400/1584316800

https://backpack.tf/profiles/76561198042285089#!/compare/1584230400/1584316800

Sale 7:

using on softcap

sold with 3 keys + sweets for CPS Softcap

https://backpack.tf/profiles/76561198042285089#!/compare/1584316800/1584662400

https://backpack.tf/profiles/76561198038986052#!/compare/1584576000/1584662400

Sale 8:

bulk

https://backpack.tf/profiles/76561198038986052#!/compare/1585094400/1585180800

https://backpack.tf/profiles/76561198210225228#!/compare/1584921600/1585180800

Sale 9:

SCM

https://backpack.tf/profiles/76561198210225228#!/compare/1585699200/1585785600

https://backpack.tf/profiles/76561198890484759#!/compare/1585785600/1586131200

==============================================================================

Sales:

7.5, 8, 13

unsold at 9 keys for well over a month:

https://imgur.com/a/K9NO1HK

https://backpack.tf/item/7475570636

https://imgur.com/a/unwlFqy