These all need doing, and are really easy to do, so why not? :P

SALES:

http://www.tf2outpost.com/trade/24982538 Sold for 24 keys

http://www.tf2outpost.com/trade/25552710 Offered on Miami Pencil ( http://puu.sh/hDqql/d9e62809cc.jpg ) (Outdated at 37, mini at 33)

= 33

http://www.tf2outpost.com/trade/25607010 Sold for TF Logo Baker (Outdated at 35, mini at 31)

31 * 0.9 = 27.9 (rounding to 28)

Histories:

http://www.tf2outpost.com/item/440,3699846086,590,5

http://www.tf2outpost.com/item/440,3666047558,107,5

http://www.tf2outpost.com/trade/25866543 B/O of 30

http://www.tf2outpost.com/trade/25842306 B/O of 30

Pencil mini:

http://puu.sh/hDqxV/32166c5ac0.jpg Sold + MG Plug-in (27) + sweets (~4) for Ara Cannonball (71)

(71 * 0.9) - 31 = 32.9 (rounding to 33)

Using 33.

Baker mini:

http://www.tf2outpost.com/item/440,3690506274,107,5 -> http://www.tf2outpost.com/item/440,3569066354,671,5

Sold for Steaming Bomber (~34)

34 * 0.9 = 30.6 (rounding to 31)

Using 31.

Calling both far-ends outliers.

Let it ride.