apk zippy

IntroductionWhat do we mean by file or folder synchronisation? Well let's suppose you are worried that your My Documents folder on your C:. You want to copy it to your USB flash drive for safe keeping (to make a 'backup' of it). In Windows Explorer you could copy/paste My Documents to the USB flash drive. That would work fine. However, let's say tomorrow, you change one or two files in My Documents...