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.

Regarding the overall scope of the site.
102 questions
for questions about how tags work, the features of tagging, and what are the most appropriate tags for a question. To request a tag change, use retag-request.
31 questions
For questions and discussion regarding the use of a specific tag rather than tags in general.
21 questions
16 questions
For discussion of the specifics of a particular question asked on Retrocomputing.SE.
Regarding the moderation of the site.
Regarding the creation or alteration of synonyms for tags.
11 questions
Etiquette is the norms and standards of accepted behaviour and politeness in our community. The golden rule is "Think before you post."
10 questions
for requests to replace one tag with another existing tag. It also applies to requests that one tag should be merged into another, or simply abandoned.
9 questions
8 questions
For questions as to whether a particular subject is on-topic for the main site. Use in conjunction with the discussion tag
8 questions
Regarding the use of comments on a post.
7 questions
Regarding promotion of the Retrocomputing StackExchange site.
7 questions
Regarding answers and answering.
7 questions
For general questions and discussion about the questions on this site.
6 questions
For questions regarding the process of editing posts.
5 questions
Badges are awarded to encourage and incentivize positive community actions within the site.
For instruction and guidance on closing or migrating questions and the reasons therefor.
4 questions
For questions and discussion regarding the use of hyperlinks on the Retrocomputing site.
4 questions
For questions concerning the Retrocomputing Blog. See questions on this tag for details.
4 questions
For questions and discussion regarding a specific answer posted on the Retrocomputing site.
3 questions
For questions regarding a specific edit of a post on the Retrocomputing site.
3 questions
The reputation is a measurement of a user's contributions to the site. The extent to which the community "trusts" that user.
3 questions
Community Wiki is a flag that can be applied to posts which lowers the rep threshold for editing and prevents any reputation change from voting.
3 questions
Migration is the process of migrating questions that are off-topic at one Stack Exchange site to another site where they are on-topic.
Voting to Close is the process by which users can vote to close a question.
2 questions
For the process of identifying and closing questions that have the same possible answers as another question because they are essentially the same.
2 questions
Regarding questions that have been closed because they are off-topic or otherwise do not meet the standards of this site.
For questions regarding user accounts on the Retrocomputing site.
2 questions
Chat is the real time, stateful web chat that's a part of the Retrocomputing site.
2 questions