Warehouse Keeper Lunin:
I've been in this business for 50 years, and the one thing I've learned is that wealth comes and wealth goes. For example, last year the van Halter family had a monopoly on Rune's market -- now it's controlled by the Benandanti Traders Guild.
If you want to do business here, you'd best know these kind of things. Take it from me...
Use private warehouse.
Use clan warehouse.
Learn skills
Skill enchantment.
Ask about skill enchantment.
Quest.