Resuggestion, thanks to Giggity for the info!

Sale 1:

https://backpack.tf/profiles/76561198080179568#!/compare/1564358400/1564444800

https://backpack.tf/profiles/76561198112817599#!/compare/1564358400/1564444800

Some amount of keys

Sale 2:

https://backpack.tf/profiles/76561198112817599#!/compare/1565913600/1566000000

https://backpack.tf/profiles/76561198404976772#!/compare/1565740800/1566604800

Sold for C9 Pride + negligible sweets

use there, needs to be used as low end

Sale 3:

https://backpack.tf/profiles/76561198213829632#!/compare/1567209600/1567296000

https://backpack.tf/profiles/76561198160856661#!/compare/1567123200/1567209600

Bulk

Sale 4:

https://backpack.tf/profiles/76561198160856661#!/compare/1567296000/1567382400

https://backpack.tf/profiles/76561198002757046#!/compare/1567382400/1567468800

QS

Sale 5:

https://backpack.tf/profiles/76561198002757046#!/compare/1567555200/1567641600

https://backpack.tf/profiles/76561198045691027#!/compare/1567555200/1567728000

Sold for 10 keys

Giggity’s Part:

https://backpack.tf/profiles/76561198404976772#!/compare/1571788800/1572048000

https://backpack.tf/profiles/76561198044684270#!/compare/1571702400/1571788800 - Untrace?

https://marketplace.tf/items/tf2/255;5;u16

Oct 14, $19.89 / $1.82 = 10.93 keys - https://backpack.tf/item/384834033 - No B/O.

Oct 31, $24.99 / $1.78 = 14.04 keys - https://backpack.tf/item/353886481

B/O - https://gyazo.com/c5dc7f757558b35881f215f838c9dab9 / 12 keys.

Total sales @:

10, 10.93, 12 keys

Taking 10 - 12 keys