PRBookmarks makes easy to see what is popular and trending in a specific industry. PRBookmarks blogging site, describes the system as the real-time Web, organized by you. PRBookmarks also referred to as folksonomy, collaborative tagging, social classification, social indexing, and social tagging. PRBookmarks is a way for people to store, organize, search, and manage bookmarks of web pages. Users save links to web pages that they like or want to share, using PRBookmarks site to store these links.
In social bookmarking, users save bookmarks to a public website by tagging them with keywords so that other people can also find them if they are marked as public rather than as private, or they can share them explicitly. Instead of saving them to your web browser, you are saving them to the web. Because your bookmarks are online, you can easily access them anywhere you have an internet connection and share them with friends.
Since social bookmarking tools accessed on the web or via a web-based application, this means you can save a new bookmark using one device, access your account on another device and see everything you added or updated from your other device.