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.
A special moderator-only tag to mark important meta discussions. A question with this tag can be seen on the main site in a special sidebar in the questions list and when viewing individual questions.
Indicates a post used for submitting and voting on Community Promotion Ads. For discussion on these ads, please use the [advertising] tag.
For questions or issues surrounding login to this site.
Questions about Stack Exchange RSS feeds (existing or proposed) and the bots in chat that post messages when pre-selected RSS feeds are updated.
Questions about the bookmark question feature, indicated by the bookmark icon under the voting arrows on a question. Previously known as "favorite" questions.
The Stack Exchange Data Explorer (SEDE) allows you to create and run queries against copies of the databases of popular Stack Exchange sites.
Questions related to up votes / upvotes, such as upvote etiquette, badges related to upvoting, etc.
Questions about the user profile page, which contains a list of all the questions, answers, and an audit trail of the user's activity on the site.
Questions about the various user interface and email elements used to notify users of events on the site.
Indicates that the post shares product or configuration change concepts during the Discovery phase. Open to receiving feedback from the Community preceding implementation.