First Step Trading

Auction
Auction is where people upload their items or mercenaries to be sold at any time. Unlike exchange, you do not need to have your character holding a stand. However, there's a fee on the sold item and a listing fee once the pricing is higher than 10M.

Auction has 5 NPC: 1 **** : Whereou can put your items or mercenary to be sold (max. 3 type of item per day + 1 mercenary. Once a type of item is completely sold, you can upload another type of item to be sold) and can exchange currency notes of 100M (used to trade between players as you can only have hold 1 Billionon you

1 Warehouse keeper: Where all unsold or bought items goes.

3 Merchant: Where you can check items or mercenaries and buy. Spends only money from Bank.

It is highly advise to not sell below the 10% (or less for higher value items) of the lowest value of an item when you are selling something. Competition is good as long as it is not overdone. Stay reasonable. Demand is limited and lowering too much the price of the items (mostly crafting ingredients or quest items) is only profitable to the very few buyers. You would smile for being able to sell your items faster but then cry soon enough for still having to buy expensive equipment that won't change prices.

Ingredient suppliers (many, often beginners and intermediate players) -> Production facilities owners (very few, advanced players) -> Equipment buyers (many, beginners and intermediate players)

At the end, it is better for beginners and intermediate players to put reasonable prices when selling items. Moreover, due to the oligopoly, expensive equipments are unlikely to change prices very much.

Exchange
This is where you can trade directly. Your character will have to hold a stand. However, there's no fees.

Stores
There are several types of stores in villages. Store, War Depot,