Tagging is a new service provided on the FCS platforms. Tags help you to organize and find easily pieces of information. Assigning tag to a fact is like bookmarking the fact . If you want to find similar information in the search form you have to fill the tag name and the results will be facts with the same tag assigned. Tagging is kind of categorizing facts by similar properties. To use the tag function you first have to make a tag rule and then start assigning the tag to facts. You can make even and a tag-cloud.