To shift from call center work to business analysis, focus on developing skills in data analysis, critical thinking, and problem-solving. Learn about business processes and systems, and gain proficiency in tools like Excel and SQL. Enhance your communication skills to convey complex information clearly. Acquire knowledge through online courses or certifications in business analysis. Build a proactive mindset, showcasing your ability to analyze data and provide valuable insights for business improvement. Networking and expressing your interest in the field will also aid your transition. If you are interested in getting into this field, then check out Uday Kumar’s video. This video describes how he got a career shift from non-tech to Business Analyst with a good salary hike just after completing Intellipaat's Advanced Certification in Data Science and AI.