Sale 1:

https://backpack.tf/profiles/76561198154395578#!/compare/1586736000/1586822400

https://backpack.tf/profiles/76561198337734785#!/compare/1586649600/1586736000

QS

Sale 2:

https://backpack.tf/profiles/76561198331398297#!/compare/1585526400/1585612800

https://backpack.tf/profiles/76561198310972287#!/compare/1585526400/1585612800

Bulk

sale 3:

https://backpack.tf/profiles/76561198310972287#!/compare/1585872000/1585958400

https://backpack.tf/profiles/76561198357428287#!/compare/1585872000/1585958400

Sold for Miami Pith + 1 key

use there

sale 4:

https://backpack.tf/profiles/76561198357428287#!/compare/1585872000/1585958400

https://backpack.tf/profiles/76561198374206487#!/compare/1585872000/1585958400

Untrace

Sale 5:

https://backpack.tf/profiles/76561198374206487#!/compare/1585958400/1586044800

https://backpack.tf/profiles/76561198059874094#!/compare/1585958400/1586044800

Bulk

sale 6:

https://backpack.tf/profiles/76561198059874094#!/compare/1586044800/1586131200

https://backpack.tf/profiles/76561198035013366#!/compare/1585958400/1586044800

sold for ~9 keys

sale 7:

https://backpack.tf/profiles/76561198035013366#!/compare/1586044800/1586131200

https://backpack.tf/profiles/76561198198136067#!/compare/1586044800/1586131200

Sold for ~9 keys

sale 8:

https://backpack.tf/profiles/76561198198136067#!/compare/1586131200/1586217600

https://backpack.tf/profiles/76561198305494036#!/compare/1586131200/1586217600

Untrace / QS

sale 9:

https://backpack.tf/profiles/76561198305494036#!/compare/1587081600/1587168000

https://backpack.tf/profiles/76561198271040599#!/compare/1549584000/1587168000

Sold for 8 keys

sale 10:

https://backpack.tf/profiles/76561198271040599#!/compare/1549584000/1587168000

https://backpack.tf/profiles/76561198120443406#!/compare/1587081600/1587168000

Untrace

sale 11:

https://backpack.tf/profiles/76561198271040599#!/compare/1549584000/1587168000

https://backpack.tf/profiles/76561198120443406#!/compare/1587168000/1587254400

Untrace

sale 12:

https://backpack.tf/profiles/76561198120443406#!/compare/1587254400/1587340800

https://backpack.tf/profiles/76561198291803275#!/compare/1587254400/1587427200

Can trace a key

sale 13:

https://backpack.tf/profiles/76561198291803275#!/compare/1587427200/1587513600

https://backpack.tf/profiles/76561198312403898#!/compare/1587340800/1587427200

Sold with ~1.5 keys in sweets for OF Dixie

Dixie Mini:

https://backpack.tf/suggestion/5eaa78f0ec55a746b33568c7

Suggestion for 9.25 keys

Total is ~7.75 keys

sale 14:

https://backpack.tf/profiles/76561198312403898#!/compare/1587340800/1587427200

https://backpack.tf/profiles/76561198104431191#!/compare/1587168000/1587427200

Can trace a key

Sale 15:

https://marketplace.tf/items/tf2/185;5;u29

$29.99 / $1.75 = 17.14 keys <--- https://backpack.tf/item/1336626082

$12.51 / $1.74 = 7.19 keys <--- https://backpack.tf/item/1336626082

Total sales @:

7, 8, 8, 9, 9, 17 keys

buyers up to ~8.65 keys,

given low sales....

let's try 9 flat.