No, it cannot fail. However if you use a stimulator to adjust the stats, there is a 10% for it to fail. It comes down to personal preference, a stimulator will keep your weapon from coming out under average, but there's a rather big chance it will blow up your hard work.
Click the item (be it potion or skill) in the quickslot and drag it out. Once it's far from any other quickslot (or you might just reassign), just click anywhere. It is similar to dropping an item from your inventory.
cash shop
You use a cube on the item, which can be bought from the cash shop.
get a full cash item set package.
The cheapest items are the event items because they are free.
yes you can only keep a cash item for 90 days
This means that the item's stats is "below average."
To get processed wood, if I remember correctly (I haven't played in a few months.) you need either 10 branches, or 5 firewoods. Take these items to an item maker (ex. Vicious in the marketplace of Henesys.) and ask them to make you processed wood. Voila.
It was for a quest and now its useless just drop it
Allows your pet with item pouch to move further away to collect items
yes you go to the clone maker give him an item or put the all item cheat on your a.r.
Building skill points refer to the building level of the the certain property. If an item requires a "Building Skill" of 14 then you must upgrade that property to level 14 to be able to create that item.