Recommended strategies for writing essays in the UPSC Mains include thorough understanding of the topic and clear structuring of ideas. Candidates should begin with a concise introduction that outlines the essay's direction, followed by well-developed body paragraphs addressing various facets of the topic. Incorporating relevant examples, statistics, and case studies adds credibility to arguments. Maintaining a consistent flow and logical transitions between paragraphs ensures coherence. Lastly, concluding with a strong summary or personal reflection reinforces the essay's message. Regular practice and seeking feedback can enhance writing proficiency over time.