Only one on OP atm. Nice hat though.

Solds -

Sale 1:

http://www.tf2outpost.com/trade/24109851 - Sold for a hearts milkman and 16 keys.

before - http://backpack.tf/profiles/76561198081956625?time=1418371200

after - http://backpack.tf/profiles/76561198081956625?time=1418457600

~ Buds were 13.25 keys.

~ 16/13.25 = 1.2 buds.

~ Unu overpay: 4*0.9 = 3.6 buds

~ 3.6 + 1.2 = 4.8 buds

Sale 2 [OUTLIER]:

http://www.tf2outpost.com/trade/23898674 - Possibly sold for an australium scatter.

Sale 3 {Complex sale, not using]:

http://www.tf2outpost.com/trade/23826044 - Complex sale

after- http://backpack.tf/profiles/76561198097422673?time=1416816000

before - http://backpack.tf/profiles/76561198097422673?time=1416729600

Sale 4:

http://www.tf2outpost.com/trade/23286685 - Sold for a cloudy moon hottie's hoodie [GIFTED]

Mini for hoodie: http://www.tf2outpost.com/trade/23337327 - Same guy wanted 5.5 buds for it.

~5.5*0.9 = ~5 buds

That's all folks!