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.
designed to solicit opinions or best-practices on a particular topic, with the goal of reaching community consensus.
Seeking help with a feature of the site
believed to be due to a mistake, malfunction, or programming error
Indicates that you want to call attention to a specific question on the main site
Questions about diamond (♦) moderators, their powers, and actions they have taken.
the most frequently asked and answered questions on Meta.