I did this in a few hours, I did it all at level 56 and 57. I would recommend being at least level 50-52 for this.
Powerleveling Skinning
First of all you need to go learn Apprentice Skinning. Costs 9C.
Ask a guard anywhere inside Stormwind, Ironforge or Darnusus for directions.
Elywnn Forest - 0 to 75
Boars at Stonefield Farm.
Go to the Stormwind trainer to learn Journeyman Skinning. Costs 4S 50C.
Ask a guard anywhere inside Stormwind for directions.
Loch Modan - 75 to 110
Bears at Grizzlepaw Ridge
Boars between Grizzlepaw Ridge and Ironband's Excavation Site.
Wetlands - 110 to 150
Raptors at Black Channel Marsh and Whelgar's Excavation Site.
Go to the Ironforge trainer to learn Expert Skinning. Costs 45S.
Ask a guard anywhere inside Ironforge for directions.
Hillsbrad Foothills - 150 to 160
Lions and Bears outside of the Yeti Cave directly north of Southshore.
Hillsbrad Foothills - 160 to 200
Yetis just outside the Cave entrance and inside of the Cave.
Go to the Ironforge or Stormwind trainer to learn Artisan Skinning. Costs 4G 50S.
Ask a guard anywhere inside Ironforge or Stormwind for directions.
Stranglethorn Vale - 200 to 220
Lions, Panthers, Raptors and Gorillas around Nessingwary's Expedition.
Stranglethorn Vale - 220 to 270
Raptors, Gorillas, Tigers and Crocs around the Arena.
Stranglethorn Vale - 270 to 300
Jagueros and Gorillas at Jaguero Island, the large Island south-east of Booty Bay.
(I went to Silithus to level from 270-300 because I had quests there and mobs that needed to be killed that can be skinned)
Congratulations you are now a level 300 Skinner!
I don't know how to submit the guide to going to the guide list, can someone explain how you do that please.
Cheers!
- Cougs