Sale 1

https://backpack.tf/profiles/76561198168625615#!/compare/1492992000/1493078400

K-a-W Salty (37)

Sale 2

https://backpack.tf/profiles/76561198120389062#!/compare/1497744000/1497830400

Scorching Bucket Hat (38) + 7 keys = 45 keys

Bucket mini:

Sellers:

36 for 3 days, 40 for 2 weeks

http://screenshot.sh/ofiGQnTmIncEj

Guy's reselling for 38 keys: http://www.tf2outpost.com/trade/29234821

Taking 38

Sale 3

https://backpack.tf/profiles/76561198120389062#!/compare/1491004800/1491091200

Spec KS Max's (45) + 5 keys = 50 keys, high

Max's mini:

https://backpack.tf/profiles/76561198120147285#!/compare/1490918400/1491177600

For g.fetti Brown Bomber ( http://screenshot.sh/mGwTFwmm3KL5B )

Sale 4

https://backpack.tf/profiles/76561198190084707#!/compare/1490745600/1490832000

K-a-W Rifleman + 5 keys

http://www.tf2outpost.com/trade/28832498 - capped @44 b/o

Sale 5

https://backpack.tf/profiles/76561198023226933#!/compare/1496188800/1496534400

Better use on Bucket Hat

Sale 6

https://backpack.tf/profiles/76561197964393843#!/compare/1494288000/1494460800

Scorching Ol' Snaggletooth (43)

Sale 7

https://backpack.tf/profiles/76561197964393843#!/compare/1493596800/1493683200

Bulk

Sale 8

https://backpack.tf/profiles/76561198057858014#!/compare/1493424000/1493510400

Almost_not_a_bulk

With 4 keys and C9 Wet Works for C.Heart Tyrant's = 40 keys

Sale 9

https://backpack.tf/profiles/76561198377264078#!/compare/1492732800/1492819200

Better use on Warmer

Sale 10

https://backpack.tf/profiles/76561198377264078#!/compare/1492560000/1492646400

K-a-W Salty (37) + ~14 keys = 51 keys

http://www.tf2outpost.com/trade/28895160 - capped @ 45 keys

Sale 11

https://backpack.tf/profiles/76561198043936328#!/compare/1492041600/1492128000

SS Topper ( http://screenshot.sh/ovX0PGGbVuVjZ - 2 months @39, new @33. Taking avg = 36 ) = 36 keys

Summary:

Sales @36, 37, 40, 43, 44, 45, 45, 50

Sellers:

http://www.tf2outpost.com/trade/29240975 - `week @43 keys

http://screenshot.sh/m3AtS1YOdrIDx :

- month @ 45 (duped)

- new @45 (clean)

- 3 days @50 (duped)

Taking 50 high since other sales were quite lower.

Would try 36-45