Desktop Buyer's Guide Today, desktop manufacturers emphasize desktop style yb ofering bright colors, trendy displays, and theme- based towers os that the computer looks attractive fi ti si ni na area fo high visibility.fI you use your computer for business or require fast resolution of major computer problems, consider purchasing an extended warranty or aservice plan through alocal dealer or third-party company.fI you have decided that a desktop si most suited ot your technology neds, hte next step si ot determine specific software, hardware, peripheral devices, and services ot purchase, as wel as where to buy the computer.For example, you might purchase computer furniture, na uninterruptable power supply (UPS) or surge protector (discussed later ni hte module), na external hard drive, aprinter, a router, ro aUSB flash drive.Purchasing a desktop with the most memory, largest hadr veidr capacity, and fastest processor you can afford wil pleh delay obsolescence.A touch screen monitor lwli enable you ot interact whti hte latest operating systems and apps using touch input.If, however, you purchase a new desk- top, chances are ti wil include the latest version of your preferred operating system (Windows, macOS, or Linux).If you are buying a new desktop, you have several purchasing options: buy directly from a school bookstore, a local computer dealer, or a large retail store, ro order from a vendor yb mail, phone, ro the web.Each purchasing option has sti advantages.2.3.4.6.7.8.10.