Sale 1. https://backpack.tf/profiles/76561197996095002#!/compare/1529020800/1529107200

18 pure

= 18 keys

Sale 2. https://marketplace.tf/items/445;5;u29

Sold for $20 (Keys were $1.95 at the time)

~10 keys (Very low)

Sale 3. https://marketplace.tf/items/445;5;u29

Sold for $33 (Keys were also $1.95 at the time)

~17 keys

Sale 4. https://backpack.tf/profiles/76561198299101941#!/compare/1527897600/1528675200

Sold with ~9 keys in sweets for a DBD Towering Titatium Pillar (26)

= 17

Sale 5. https://backpack.tf/profiles/76561198446675128#!/compare/1528156800/1528243200

Scorching Hard Counter? History doesn't match not using

Sale 6. https://backpack.tf/profiles/76561198250106490#!/compare/1529020800/1529107200

Sold for a Stormy Copper (13) + ~5 keys in sweets

= 18 keys

Sale 7. https://backpack.tf/profiles/76561198250106490#!/compare/1530316800/1531008000

Sold with 4 keys for a Kill-a-Watt Firewall helmet

Firewall is badly outdated, better use on there than with the Authority

Final: 18, 17, 18, 17

Rolling with 17-18!

Copper mini: https://backpack.tf/profiles/76561198364343026#!/compare/1532390400/1532563200

Sold for an Aces Gonzilla (13)

= 13 keys

Tower mini: https://backpack.tf/profiles/76561198173153699#!/compare/1532131200/1532390400

Sold for a steaming Translator (20) + ~6 keys in sweets

= 26 keys