I'll have more proof in a moment, just bear with me.

http://www.tf2outpost.com/trade/7929323 (Trying to get offers, five refined implies that it is asking for that much, no interest, up for five days.)

http://www.tf2outpost.com/trade/8014134 (No interest for 2 days, and has been selling at the low-end price of 1.5 keys)

http://www.tf2outpost.com/trade/7994012 (Wants two keys, no interest, up for 2 days.)

http://www.tf2outpost.com/trade/7902578 (this trade has been up for a week and no interest)

http://www.tf2outpost.com/trade/7969463 (No interest, has been up for 3 days.)

http://www.tf2outpost.com/trade/7884650 (Wants 5.44 ref or equivalent, no interest in his brock's locks. This trade has been up for a week.)

http://www.tf2outpost.com/trade/7884557 (Looking for offers, no interest whatsoever, has been up for a week.) Link 3

http://www.tf2outpost.com/trade/7871902 (Wants 1 key 2 ref for the brock's locks, no interest, has been up for a week.)

Most of the links show no interest, and link five has it's price set at one key.