That really depends on what you want to do with it... if you're wanting to be fairly self sufficient I'd pick up a A+ Cert book online and go over it... pretty much useless to me for the most part but it has a few good things in there (A lot for people who know little to nothing.)
If you're...
OK SO This is really STUPID...
I can't get the Epson 424 to install using it's PROPER Drivers, but if I install Epson 400 series drivers not ONLY does it finish the install but it will printer via Wi-Fi but when I try to install using the proper 424 drivers for the printer (Cus I like to know...