Sale 1 -

https://backpack.tf/profiles/76561198064780065#!/compare/1479772800/1480032000

Sold for a P. Confetti Galvanized Gibus (100) + 10 keys + Warhawk Rocket (~7) = 117 keys, rounding to 120

Sale 2 -

http://backpack.tf/profiles/76561198064780065#!/compare/1477958400/1478131200

Sold for Sulphurous Fed-Fightin' Fedora (80, outdated, but can be used here -- capping by 105 keys b/o) + Strange Specialized Killstreak Australium Sniper Rifle (26) + Strange Australium Knife (17), ~124 total, capped at 105 b/o

b/o was 105: http://www.tf2outpost.com/trade/28623547

Sale 3 -

https://backpack.tf/profiles/76561198066701092#!/compare/1476662400/1476835200

Sold for a Plasma Charmers + 27 keys pure

73 + 27 = 100