https://backpack.tf/profiles/76561198176117759#!/compare/1496448000/1496534400

Searing Sole (mp.tf seller @36: http://www.tf2outpost.com/trade/29333599) + Steaming Pipe (seller @10 for 2 weeks) = 46 keys

https://backpack.tf/profiles/76561198088575044#!/compare/1497225600/1497312000

Duped SS Salty

Salty mini:

Can't find any minis except sale @32 pure and 1:1 for Miami Brainiac (34)

Taking it out

https://backpack.tf/profiles/76561198093018843#!/compare/1498521600/1498608000

Strange awp (6) + Massed kabuto (sellers @14, month unsold @16. Taking avg = 15 keys) + slumber norsemann (21) = 42 keys

https://backpack.tf/profiles/76561198154838247#!/compare/1500768000/1500940800

Pro ks FN Purple Range Rifle (50)

Rifle mini:

https://backpack.tf/profiles/76561198139171368#!/compare/1498003200/1498089600

With ~6 keys for Glory Hootie's Hoodie (50) = 44 keys

https://backpack.tf/profiles/76561198139171368#!/compare/1498867200/1498953600

45 pure + 15 keys in skins

http://www.tf2outpost.com/trade/29240638

Capped @ b/o of 55

taking 44-55 = ~50 keys

Summary

Sales @42, 46, 50

No sellers

Taking 42-50