Make Easy Money With Netherweave Cloth

Buy neatherweave cloth in stacks of 20 for 2g or less.
Make Heavy neatherweave bandages out of it
Sell to merchant for 6g/stack

this means for every stack of 20 cloth you get for 2g, you can sell for 3g.

1g/stack profit selling to NPCs - Buy 1million stacks, make them into bandaids and that's 1mill gold profit.

Short, Simple, Easy as pie, and legal!