To transition from a Sales Manager to a Business Analyst, key skills include proficiency in data analysis tools, such as Excel or SQL, to interpret and analyze data. Develop strong analytical thinking and problem-solving skills, coupled with a keen attention to detail. Improve your understanding of business processes and requirements gathering. Enhance communication skills for effectively conveying insights to diverse stakeholders. Embrace a mindset shift towards data-driven decision-making, and stay updated on industry-specific trends and technologies. If you are interested in getting into this field, then check out this video about Saravanan Vasudevan. How he got a career switch from Sales Manager to Business Analyst just after completing Intellipaat's Advanced Certification in Data Science and AI.