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.
Questions about the scope of Lifehacks SE such as "What questions are on-topic?", "What is a valid answer?", etc.
For questions about the behavior or usage of tags, which are keywords or labels that categorize and group your question with other, similar questions.
for questions about answers: how to answer, whether specific answers are appropriate, and so forth.
for questions dealing with moderator actions, pages, abilities or decisions.
For questions regarding the nature of a "question" on StackExchange sites; e.g. how to ask, whether specific questions are appropriate, etc.
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.
For instruction and guidance on closing or migrating questions and the reasons therefor.
For discussion of the specifics of a particular question asked on LIfehacks.SE.
For general questions and discussion regarding the site's users and user accounts.
Regarding questions that have been closed because they are off-topic or otherwise do not meet the standards of this site.
For questions about the review queues
Regarding the creation or alteration of synonyms for tags.
Regarding the design of the LIfehacks website, e.g. for issues with the layout.
For questions about the flagging process, how flags are handled, etc.
Regarding promotion of the Lifehacks StackExchange site.
For questions about the process of editing, how edits work, and other general inquiries about the edit system.
the process by which users can vote to close a question.
Regarding the Elections held to choose moderators for the Lifehacks site.
Regarding the application of tags of questions.
For issues regarding the Help Centre of the LIfehacks site.
Questions and discussion regarding the finding and handling of duplicate posts.
Regarding questions that have been deleted from the Lifehacks site.
for questions specific to down-votes, the community's way of telling peers that their content can be improved. Down-votes on meta site have different meanings.