Sale 1:

https://backpack.tf/profiles/76561198117741542#!/compare/1565395200/1569024000

https://backpack.tf/profiles/76561198122729635#!/compare/1568764800/1570147200

untraced

sale 2:

https://backpack.tf/profiles/76561198272996824#!/compare/1563926400/1564099200

https://backpack.tf/profiles/76561198172104959#!/compare/1561593600/1564531200

SCM

Sale 3:

https://backpack.tf/profiles/76561198085787109#!/compare/1566000000/1566086400

https://backpack.tf/profiles/76561198058252581#!/compare/1566000000/1566086400

Sold for Strange Festive GL, low.

Sale 4:

https://backpack.tf/profiles/76561198058252581#!/compare/1566345600/1566432000

https://backpack.tf/profiles/76561198136299906#!/compare/1566259200/1566432000

Sold for ~7 keys

Sale 5:

https://backpack.tf/profiles/76561198136299906#!/compare/1566864000/1566950400

https://backpack.tf/profiles/76561198366902925#!/compare/1566864000/1566950400

Sold for 7 keys

Sale 6:

https://backpack.tf/profiles/76561198366902925#!/compare/1566950400/1567209600

https://backpack.tf/profiles/76561198179403014#!/compare/1567123200/1567209600

Untrace

Sale 7:

https://backpack.tf/profiles/76561198179403014#!/compare/1567209600/1567296000

https://backpack.tf/profiles/76561198124241068#!/compare/1567209600/1567296000

Sold for OF Tungsten + ~0.5 keys in sweets

use there

sale 8:

https://backpack.tf/profiles/76561198124241068#!/compare/1567468800/1567555200

https://backpack.tf/profiles/76561198051928674#!/compare/1567468800/1567555200

Bulk

Sale 9:

https://backpack.tf/profiles/76561198051928674#!/compare/1567814400/1567900800

https://backpack.tf/profiles/76561198411420239#!/compare/1567814400/1567900800

Sold for 72 Zoomin

Zoomin Mini:

https://backpack.tf/suggestion/5d9ef1116780726e11608eaf

Suggestion for 7 keys

Sale 10:

https://backpack.tf/profiles/76561198411420239#!/compare/1568073600/1568160000

https://backpack.tf/profiles/76561198118090662#!/compare/1567987200/1568073600

Sold with ~1 key in sweets for Steaming Cowl

Cowl Mini:

https://backpack.tf/suggestion/5d9f9c86678072045249921b

Suggestion for 10 keys

Total is 9 keys

Sale 11:

https://backpack.tf/profiles/76561198118090662#!/compare/1568246400/1568332800

https://backpack.tf/profiles/76561198135570583#!/compare/1568246400/1568332800

Sold for TW Whoopee + craft hat

Whoopee Mini:

https://backpack.tf/suggestion/5d9fbc71d38172781a5392f9

Suggestion for 9.5 keys

Sale 12:

https://backpack.tf/profiles/76561198135570583#!/compare/1568505600/1568678400

https://backpack.tf/profiles/76561198188517001#!/compare/1568592000/1568678400

Sold for Steaming Tavish

use there

Sale 13:

https://backpack.tf/profiles/76561198188517001#!/compare/1569024000/1569110400

https://backpack.tf/profiles/76561198294843285#!/compare/1569110400/1569196800

Sold with ~1.5 keys in sweets for Aces Flamenco

use there

Sale 14:

https://backpack.tf/profiles/76561198294843285#!/compare/1569196800/1569369600

https://backpack.tf/profiles/76561198323565601#!/compare/1569283200/1569369600

QS

sale 15:

https://marketplace.tf/items/tf2/109;5;u35

$16.11 / $1.80 = 8.95 keys

https://backpack.tf/item/3004550342

Total sales @:

7, 7, 7, 8.95, 9, 9.5 keys

taking 7 - 9.5 keys