There is hardly a thing from Smarthuiyuan's blog

Here's an excellent way to make it around problems of limited inventory space in bag and bank. The more stock you are able to classic gold wow hold the greater your ability to generate gold. The mailbox can work to hold onto things for you, simply mail the items to your Bank Alt and they'll stay in the mailbox safe storage until you need them afterwards. Expired mail will be sent straight back to your Main so you'll never have to worry about losing a precious thing in this convenient extra-space. The process will have a little cost in postage, but this is hardly anything when compared to the advantage of additional storage and also the issues with limited storage.

There is hardly a thing on the map that does not have some value and you'll be able to take advantage of this fact to your benefit. The gray items can be sold for a gain and the white things are stackable and can be used for crafting. It follows that anyone will buy them if you put them up for sale at the Auction House, if the price is correct. If you can not be bothered to perform with auctions and you also need to prevent the fees, you can also simply sell these items at the vendor. Some of the things you loot will increase in value over time and this is something to look at when you are managing your storage space.

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