Sale 1:

https://backpack.tf/profiles/76561198089253101#!/compare/1584403200/1584489600

https://backpack.tf/profiles/76561199014136432#!/compare/1584403200/1584489600

Sold for keys

sale 2:

https://backpack.tf/profiles/76561199014136432#!/compare/1584403200/1584489600

https://backpack.tf/profiles/76561198057412106#!/compare/1584403200/1584489600

Sold with ~1.5 keys in sweets for Searing Handcraft

Handcraft Mini:

https://backpack.tf/suggestion/5ebb6ec8bfe82e62cc177c2e

Suggestion for 12.5 keys

Total is 11 keys

sale 3:

https://backpack.tf/profiles/76561198057412106#!/compare/1584748800/1584835200

https://backpack.tf/profiles/76561198043621136#!/compare/1584576000/1584835200

Sold for ~13 keys

sale 4:

https://backpack.tf/profiles/76561198043621136#!/compare/1584835200/1584921600

https://backpack.tf/profiles/76561199005803152#!/compare/1584835200/1584921600

https://backpack.tf/profiles/76561198825409578#!/compare/1584835200/1584921600

Untrace

sale 5:

https://backpack.tf/profiles/76561198825409578#!/compare/1587513600/1587859200

https://backpack.tf/profiles/76561198271915998#!/compare/1587772800/1587945600

Untrace

sale 6:

https://marketplace.tf/items/tf2/31058;5;u6

$26.49 / $1.79 = 14.80 keys

$26.49 / $1.90 = 13.94 keys

Total sales @:

11, 13, 14, 15 keys

buyers up to ~8.5 keys,

seller at 14 keys, unsold for at least a week,

https://i.imgur.com/Ke9Guvo.jpg

calling 15 high,

11 low,

taking 13 - 14 keys.