To begin with, a ZIP file helps to manage and organize plenty of files to avoid making a mess. For instance, when you need to email more than 5 or up to 20 files as attachments at a time to other people, it is convenient to add those files to a ZIP file before you send them out. ZIP is a frequently used archive file format in daily life. Extract Zipped Files with PowerMyMac - Unarchiver Part 6. Reasons Why Unable to Expand ZIP Files Part 3.
