As you level, you will buy new ranks of spells. If you splurge out on an item upgrade, you will not have enough gold readily available to upgrade to the latest ranks of spells: placing you behind. Moreover, you can buy gear upgrades from the Auction House (AH) or vendors. Furthermore, you may have large investments that need to be paid for professors. You will need to purchase reagents and items such as leather, bolts of cloth, alchemy supplies – unless you have a charitable friend or another high-level alt.
ConsolePort: A WoW addon which natively supports Xbox and DualShock controllers. WoWMapper: Third-party software for keyboard and mouse emulation. This software is not against the ToS, because it does not automate your gameplay. Multiboxers are without any issues using ISBoxer for instance. Xbox or a DualShock controller: Alternatively, you can use a Steam controller and enable Stream streaming. Setup instructions can be found here. DualShock's touchpad acts like a mouse, which is quite nice. A long HDMI cable: In case you decide to hook up your PC to a TV. Instructions