Smile. No one's watching.

Sale 1:

https://backpack.tf/profiles/76561198061717026#!/compare/1537747200/1537833600

https://backpack.tf/profiles/76561198454005374#!/compare/1537747200/1537833600

Sold for Smoking Kabuto

Kabuto Mini:

https://backpack.tf/suggestion/5bc97ed144325a2df674924e

Suggestion for 15.5 keys

Sale 2:

https://backpack.tf/profiles/76561198454005374#!/compare/1537833600/1538092800

https://backpack.tf/profiles/76561198118320302#!/compare/1537920000/1538092800

Sold for G Fetti Bone Dome

Bone Dome Mini:

https://backpack.tf/suggestion/5bc96139cf6c753c3e49e358

Suggestion for 13 keys

Sale 3:

https://backpack.tf/profiles/76561198118320302#!/compare/1538092800/1538179200

https://backpack.tf/profiles/76561198380293742#!/compare/1538092800/1538179200

Sold for DBD Bolted Bicorne(12.5) + ~2 keys in sweets

Total is 14.5 keys

Sale 4:

https://backpack.tf/profiles/76561198380293742#!/compare/1538179200/1538870400

https://backpack.tf/profiles/76561198321391853#!/compare/1538179200/1538265600

Untrace.

Sale 5:

https://backpack.tf/profiles/76561198799983169#!/compare/1538006400/1538265600

Untrace.

Sale 6:

https://backpack.tf/profiles/76561198799983169#!/compare/1538265600/1538352000

https://backpack.tf/profiles/76561198214364347#!/compare/1538352000/1538438400

Sold for Steaming Billycock

Billy Mini:

https://backpack.tf/suggestion/5bc96b65cf6c7541e4186d91

Suggestion for 10 keys

Sale 7:

https://backpack.tf/profiles/76561198214364347#!/compare/1538870400/1538956800

https://backpack.tf/profiles/76561198855798566#!/compare/1538784000/1538870400

Sold for Cool Flower FT Revolver + ~10 keys in sweets

Use there

Total sales @:

10, 13, 14.5, 15.5 keys

Calling 10 the outlier,

Taking 13 - 16 keys