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.
to ask about specific questions on Italian.SE.
You have an idea for a new feature, or for a change to the existing functionality. Your proposal has enough detail, and you expect users to upvote or downvote it based on whether they agree or not.
currently under consideration, or needs further investigation.