First suggestion, hope I got this right!

Sale 1: (13 keys)

http://www.tf2outpost.com/trade/25237241

sold for 13 keys pure

before: http://backpack.tf/profiles/76561198057693756?time=1425542400

after: http://backpack.tf/profiles/76561198057693756?time=1425628800

currently up in this trade: http://www.tf2outpost.com/trade/25290320:

b/o of 13 keys pure

3 weeks old

bumped recently

Sale 2: (11 keys)

http://www.tf2outpost.com/trade/25221489

sold for http://backpack.tf/item/2947376686

Strange Australium Tomislav ~ 11 keys at time of sale

before: http://backpack.tf/profiles/76561198131994315?time=1425110400

after: http://backpack.tf/profiles/76561198131994315?time=1425196800

currently up in this trade: http://www.tf2outpost.com/trade/25389819

b/o of 1.8 buds

2 weeks old

bumped recently

Sale 3: OUTLIER (25 keys)

http://bazaar.tf/trade/1230823

before: http://backpack.tf/profiles/76561198085993070?time=1427698800

after: http://backpack.tf/profiles/76561198085993070?time=1427785200

sold for Kill-a-Watt Slick Cut (14 keys) and Green Confetti Shooter's Sola Topi (14 keys)

28*.9=25 keys

2 on classifieds, both at 39 keys

http://www.tf2outpost.com/trade/25318401

b/o of 12 keys, last useable sale for this one was 5 months ago

up for 3 weeks

bumped recently

http://www.tf2outpost.com/trade/21745332

Hasn't received an offer on the trade as of yet, has been up for 7 months

bumped recently