If you ever sent a link to a website to a friend, relative or colleague you used social bookmarking. Social media is a great method for social bookmarking. Twitter and Pinterest are the most popular for this.
BookmarkWiki is an online service, which allows users to add, annotate, edit, and share bookmarks of web documents. BookmarkWiki allow social media managers to specifically target the information they want to see, curate and share.
Folksonomy also called social tagging, the process by which many users add metadata in the form of keywords to shared content. Many online bookmark management services have launched and popularized the terms social bookmarking and tagging.
BookmarkWiki make it easier to expand brand reach by earning backlinks through other relevant content and interacting with potential collaborators or influencers. BookmarkWiki makes easy to see what is popular and trending in a specific industry. BookmarkWiki blogging site, describes the system as the real-time Web, organized by you.