Just gonna put random word meanings here.

Mon·u·ment - a statue, building, or other structure erected to commemorate a famous or notable person or event.

Sale #1: 2.1 buds

http://www.tf2outpost.com/trade/24676434

Sold for 30 keys

Sale #2: 2 * 0.9 = 1.8 - 0.3(sweets) = 1.5 buds

http://www.tf2outpost.com/trade/24724400

Sold for a Power Surge Beret + ~4 keys in sweets

Beret: http://backpack.tf/item/1648907809

Noir: http://backpack.tf/item/551899417

Sweets:

http://backpack.tf/item/3208036249

http://backpack.tf/item/2692312289

Mini for the Beret: 2.7 - .5(sweets) = 2.2 * 0.9 = 2 buds

http://www.tf2outpost.com/trade/24780121

Sold with a metric fuck ton o' miscs for a C9 Noble

Beret: http://backpack.tf/item/1648907809

Noble: http://backpack.tf/item/2182626229

Metric fuck ton o' miscs: ~7 keys ~0.5 buds

http://backpack.tf/item/78036603

http://backpack.tf/item/225583990

http://backpack.tf/item/3350101227

http://backpack.tf/item/2922507056

http://backpack.tf/item/3340981553

http://backpack.tf/item/1196034084

http://backpack.tf/item/3232454229

http://backpack.tf/item/2559791388

http://backpack.tf/item/2512341765

http://backpack.tf/item/3341883453

http://backpack.tf/item/445822453

http://backpack.tf/item/1429022313

http://backpack.tf/item/3263021616

http://backpack.tf/item/3397771794

Thank you, have a nice day.