Team 5 Suggestion 180 - Day 4 - Mini for the Disco Beat Down Archer's Sterling

https://backpack.tf/item/823321023

Sale 1) Sold for a Circling Heart Carouser's Capotain (14.5 Keys) + 3 Keys + ~0.5 Keys of Items

https://backpack.tf/profiles/76561198045318164#!/compare/1526083200/1526169600

14.5 + 3 + 0.5 = 18 Keys

Carouser's Mini

https://backpack.tf/suggestion/5b6cfe6ccf6c75526a18c4c4 - 14.5 Keys

Sale 2) Sold + Specialized Killstreak Australium Axtinguisher (~7 Keys) + 1 Key for a Cloud 9 Sergeant's Drill Hat (26 Keys)

https://backpack.tf/profiles/76561198139434266#!/compare/1526601600/1526688000

https://backpack.tf/profiles/76561198018653729#!/compare/1526601600/1526688000

26 - 7 - 1 = 18 Keys

Sale 3) Sold for 19 Keys

https://backpack.tf/profiles/76561198156226095#!/compare/1532563200/1533081600

Sale 4) Sold for $36 when Keys were ~$1.95 each

https://marketplace.tf/items/600;5;u29

36 / 1.95 = 18.46, which rounds to 18 Keys

Also sold for $20.01, but that's low.

https://imgur.com/a/lFYxfCb - Young Seller at 19 Keys, 2 Month Seller at 22 Keys