Продажа участка под жилую застройку. **Explanation of choices:** * **Продажа:** This is the standard and most natural way to say "sale" or "sale of" in this context. * **участка:** This is the standard word for "plot of land" or "section of land". * **под жилую застройку:** This accurately translates "under residential construction" or "for residential construction". It conveys the intended purpose of the land. The translation is concise, clear, and uses vocabulary commonly used in real estate listings in Russia.