With computers came a range of accessories, which not just assisted its functioning but also acted as a value addition. Imagine your computer without a UPS, scanner, speakers or a printer. The scenario definitely hampers your work and the dearth of even one would act as an impediment in the accomplishment of your important tasks. Now...imagine a printer without a cartridge. Do you remember how miserable you felt the day when your printer ink cartridge got emptied all of a sudden? What do you do when something like this happens and your important project has to be submitted ASAP?