Sale 1:

https://backpack.tf/profiles/76561198095560349#!/compare/1548115200/1548201600

https://backpack.tf/profiles/76561198312480435#!/compare/1548115200/1548201600

QS

Sale 2:

https://backpack.tf/profiles/76561198312480435#!/compare/1548547200/1548633600

https://backpack.tf/profiles/76561198867512435#!/compare/1548547200/1548633600

https://backpack.tf/profiles/76561198867512435#!/compare/1548633600/1548720000

https://backpack.tf/profiles/76561198312480435#!/compare/1548633600/1548720000

Sold than resold in a day

Sale 3:

https://backpack.tf/profiles/76561198312480435#!/compare/1549065600/1549152000

https://backpack.tf/profiles/76561198420267257#!/compare/1549065600/1549152000

Sold for Aussie Scatter? might have been something else involved

Sale 4:

https://backpack.tf/profiles/76561198315588518#!/compare/1550448000/1550534400

https://backpack.tf/profiles/76561198133012996#!/compare/1550534400/1552176000

Sold for ~10 keys

Sale 5:

https://backpack.tf/profiles/76561198363395191#!/compare/1550275200/1550361600

https://backpack.tf/profiles/76561198312134006#!/compare/1550361600/1550448000

Untrace

Sale 6:

https://backpack.tf/profiles/76561198312134006#!/compare/1552176000/1552262400

https://backpack.tf/profiles/76561198337734785#!/compare/1552089600/1552176000

QS

Sale 7:

https://backpack.tf/profiles/76561198337734785#!/compare/1552262400/1552348800

https://backpack.tf/profiles/76561198376056437#!/compare/1552262400/1552348800

Untrace

Sale 8:

https://backpack.tf/profiles/76561198376056437#!/compare/1552521600/1552608000

https://backpack.tf/profiles/76561198248764850#!/compare/1552262400/1552608000

Sold for ~10 keys

Sale 9:

https://backpack.tf/profiles/76561198248764850#!/compare/1552780800/1552867200

https://backpack.tf/profiles/76561198913498057#!/compare/1552867200/1553472000

https://backpack.tf/profiles/76561198337734785#!/compare/1552780800/1552867200

Untrace / QS

Sale 10:

https://backpack.tf/profiles/76561198308423138#!/compare/1546041600/1546214400

https://backpack.tf/profiles/76561198305494036#!/compare/1546128000/1546214400

QS

Sale 11:

https://backpack.tf/profiles/76561198305494036#!/compare/1546473600/1546560000

https://backpack.tf/profiles/76561198112208219#!/compare/1546473600/1546560000

Keys, can't accurately trace

Sale 12:

https://backpack.tf/profiles/76561198112208219#!/compare/1547251200/1547337600

https://backpack.tf/profiles/76561198337734785#!/compare/1547164800/1547251200

QS

Sale 13:

https://backpack.tf/profiles/76561198337734785#!/compare/1547596800/1547683200

https://backpack.tf/profiles/76561198104574132#!/compare/1547596800/1547683200

Keys?

Sale 14:

https://backpack.tf/profiles/76561198104574132#!/compare/1547683200/1547769600

https://backpack.tf/profiles/76561198337734785#!/compare/1547683200/1547769600

Untrace

Sale 15:

https://backpack.tf/profiles/76561198337734785#!/compare/1547769600/1547856000

https://backpack.tf/profiles/76561198112827218#!/compare/1534982400/1548547200

Sold for at least 8 keys

Sale 16:

https://backpack.tf/profiles/76561198112827218#!/compare/1551484800/1552780800

https://backpack.tf/profiles/76561198002757046#!/compare/1551398400/1551484800

QS

Sale 17:

https://backpack.tf/profiles/76561198002757046#!/compare/1551571200/1551657600

https://backpack.tf/profiles/76561198021055079#!/compare/1551571200/1551657600

Bulk buy

Sale 18:

https://backpack.tf/profiles/76561198021055079#!/compare/1552608000/1552694400

https://backpack.tf/profiles/76561198396630514#!/compare/1552608000/1552694400

Sold for ~14 keys

https://bot.tf/stats/listings/YDEZQOXM

B/O of 13 keys, capping

Sale 19:

https://backpack.tf/profiles/76561198396630514#!/compare/1552608000/1552694400

https://backpack.tf/profiles/76561198871764291#!/compare/NaN/1552694400

Untrace

Sale 20:

https://backpack.tf/profiles/76561198001229964#!/compare/1552780800/1553212800

https://backpack.tf/profiles/76561198089224738#!/compare/1552780800/1552867200

Bulk

Sale 21:

https://backpack.tf/profiles/76561198089224738#!/compare/1552867200/1552953600

https://backpack.tf/profiles/76561198337734785#!/compare/1552867200/1552953600

QS

Sale 22:

https://backpack.tf/profiles/76561198305494036#!/compare/1548547200/1548633600

https://backpack.tf/profiles/76561198190723973#!/compare/1548374400/1548633600

Keys?

Sale 23:

https://backpack.tf/profiles/76561198177038371#!/compare/1548374400/1548547200

https://backpack.tf/profiles/76561198167207112#!/compare/1548460800/1548633600

Keys...

Sale 24:

https://backpack.tf/profiles/76561198167207112#!/compare/1550275200/1550448000

https://backpack.tf/profiles/76561198294426922#!/compare/1550361600/1550448000

Sold for RoF Airdog

use there

Sale 25:

https://backpack.tf/profiles/76561198294426922#!/compare/1550448000/1550534400

https://backpack.tf/profiles/76561198294500265#!/compare/1550361600/1550448000

Sold for ~11 keys in items

Sale 26:

https://backpack.tf/profiles/76561198294500265#!/compare/1550620800/1550880000

https://backpack.tf/profiles/76561198843030293#!/compare/1550793600/1550880000

Sold for ~9 keys

Sale 27:

https://backpack.tf/profiles/76561198843030293#!/compare/1550793600/1550880000

https://backpack.tf/profiles/76561198400295414#!/compare/1550793600/1550880000

Sold for 10 keys

Sale 28:

https://backpack.tf/profiles/76561198400295414#!/compare/1550966400/1551052800

https://backpack.tf/profiles/76561198252081728#!/compare/1550966400/1551052800

Sold for 10 keys

Sale 29:

https://backpack.tf/profiles/76561198252081728#!/compare/1550966400/1551052800

https://backpack.tf/profiles/76561198140128839#!/compare/1550966400/1551052800

Sold for KaW Brain Warming

Use there, enough sales here to not use this one.

https://bot.tf/stats/listings/MV88D7VM

B/O of 12.5 keys

Sale 30:

https://marketplace.tf/items/30767;5;u11

$29.90 / $1.8 = 16.61 keys

Total sales @:

9, 10, 10, 10, 10, 11, 13, 16.61 keys

2 sellers for 10 keys,

unsold for 15 keys,

taking 10 - 13 keys,

refresh