Tags as a concept are a beginners view at wiki, Level x, experienced folks weave “tags” into their prose and commenting. A tag represents an idea. How specific or general is up to you in decide to call it. Naming is a very important tool in group idea building. Give the idea a page name, i.e. a tag, that is unique in that there is only one page name to reference all of this idea, that we co-create in the commons.