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Modern companies can access vast amounts of text data from various sources: social media, product reviews, contact forms and opinions posted on industry portals. One of the most valuable, yet most challenging to analyse, information resources is text-based customer reviews. Companies increasingly turn to sentiment analysis to transform this data into valuable insights. Power BI, integrated with Microsoft’s artificial intelligence tools, allows you to carry out the complete sentiment analysis process and visualise the results in an understandable way to business decision makers. What is sentiment analysis, and how can Microsoft Power BI support this process? You will find answers to these and other questions in the article.