A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.
Used to identify questions that discuss Community Promotion Ads and other advertising on Worldbuilding.SE.
for questions about answers: how to answer, whether specific answers are appropriate, and so forth.
For Meta questions asking for advice about asking questions on the main site.
For questions about Worldbuilding.SE's unofficial blog.
Discussion about a class of questions, by topic or user
For questions about one of Worldbuilding.SE's topic challenges.
For discussion about why a specific question was closed or about what constitutes a reason for closure.
For questions about the community of people who are using the Worldbuilding site.
For questions about posts that are open to, and owned by, the community as opposed to any one user.
For questions that reference in some way a post from another Stack Exchange site.
For questions relating to the Collaborative Shared Worlds project. Coordinated in http://chat.stackexchange.com/rooms/17796/collaborative-shared-worlds.
intended to indicate discussions involving SEDE Queries.
For questions about answers that have been deleted.
For questions about questions that have been deleted.
For questions about the act of deleting existing posts, either one's own or another user's. If you are asking about a specific deleted post, use [deleted-question] or [deleted-answer] instead.
The question you're asking is designed to solicit opinions or best-practices on a particular topic, with the goal of reaching community consensus.
For questions about changing a question, answer, comment, tag, or other post.
Use in relation to moderator elections.