It's time to revisit my first failed suggestion

how do i stop procrastinating

it says i don't own any ;c

Sellers:

http://www.tf2outpost.com/trade/26329378 - 18 Keys -> 1 Week | Sold to quickbuyer

http://www.tf2outpost.com/trade/26280118 - 18 Keys -> 1 Week

http://www.tf2outpost.com/trade/26329495 - 18 Keys -> 1 Week

http://www.tf2outpost.com/trade/26314487 - 18 Keys -> 1 Week

http://www.tf2outpost.com/trade/26346363 - 18 Keys -> 4 days

http://www.tf2outpost.com/trade/26371807 - 18 Keys (spec ks) -> 2 Days

http://www.tf2outpost.com/trade/26383914 - 18 Keys (parts) -> 1 Day

http://www.tf2outpost.com/trade/26388033 - 18 Keys -> 1 Day

http://www.tf2outpost.com/trade/26389171 - 18 Keys (spec ks) - Young

http://www.tf2outpost.com/trade/26380462 - 17 Keys 16 Ref (ks) -> 1 Day

http://www.tf2outpost.com/trade/26362243 - 18 Keys (ks) -> 2 Days | Reduced price to 17 keys

http://www.tf2outpost.com/trade/26376504 - 17 Keys -> 2 Days

http://www.tf2outpost.com/trade/26379688 - 17 Keys -> 1 Day

http://www.tf2outpost.com/trade/26383190 - 17 Keys -> 1 Day

http://www.tf2outpost.com/trade/26389332 - 17 Keys - Young

http://www.tf2outpost.com/trade/26390019 - 17 Keys - Young

http://www.tf2outpost.com/trade/26391797 - 17 Keys - Young

http://www.tf2outpost.com/trade/26396351 - 17 Keys - Young

Classifieds:

http://imgur.com/a/vvTYJ

x13 17 Keys

x1 17 Keys 9 Ref

x1 17 Keys 16 Ref

x8 18 Keys (few are spec ks)

Conclusion:

The entire first page of classifieds is 17 keys. 17 keys is easy to obtain and 18 keys doesn't sell at all so taking a flat range of 17 Keys

Feedback is appeciated :D