Item 1

https://backpack.tf/item/12359302156

Skipping past gambling...

Sale 1

https://backpack.tf/profiles/76561198165272192#!/compare/1702684800/1702771200

https://backpack.tf/profiles/76561199057187154#!/compare/1702684800/1702771200

Looks like ~13 keys

Sale 2

https://backpack.tf/profiles/76561199057187154#!/compare/1704067200/1704153600

https://backpack.tf/profiles/76561198366228842#!/compare/1698710400/1704153600

No clue

Sale 3

https://backpack.tf/profiles/76561198366228842#!/compare/1704153600/1705968000

https://backpack.tf/profiles/76561199262191942#!/compare/1703980800/1704240000

No clue

Item 2

https://backpack.tf/item/12226032334

Suspected scammer alt

Item 3

https://backpack.tf/item/12216422010

Mannco.store stuff

Item 4

https://backpack.tf/item/12180271179

Also mannco.store stuff

Mp.tf

https://marketplace.tf/items/tf2/31298;5;u265

$19.95 / $1.76 = ~11 keys (Dec 3)

$20.99 / $1.71 = ~12 keys (Feb 14)

Total Sales

11, 12, 13

https://imgur.com/a/OyE0reT

Not really a big fan of using that buyer dump @ 13 tbh

I'd rather run with 11 - 12 keys c:

Unsolds:

https://imgur.com/a/RSjuXdN - Lowest SCM unsold = ~12 which fits between the range