# City Depending on the number and scale of buildings, cities of different sizes will be formed. The organizations or countries can manage and develop cities. Organizations or countries can attract more people by building infrastructure, formulating good management policies, preferential taxes and other measures. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://secondearth.gitbook.io/en/play/city.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.