Best practices for drafting effective resumes for UPSC interviews include tailoring the content to reflect relevant achievements and skills. Candidates should focus on clarity and conciseness, highlighting personal strengths, educational background, and professional experiences that demonstrate leadership and problem-solving capabilities. Including specific examples of volunteer work or initiatives related to public service showcases a commitment to governance. Additionally, maintaining a professional format and ensuring the resume is free from errors is crucial, as attention to detail reflects a candidate's seriousness and professionalism.