https://anotepad.com/notes/fdxprk28
Item Upgrading and Rerolling in World of Warcraft Upgrades can be added to items to increase their effectiveness. Upgrades are essential for gear, particularly in the beginning of the game. Start by upgrading BiS (Best-in-Slot) items, then work on other pieces of equipment that fit your build. The process of upgrading an item is accomplished by spending Upgrade tokens in an item's upgrade window. The slots available for upgrading vary depending on the item type. Upgrade components Upgrade components are special items that can be slotted into weapons,