In today’s hyper-competitive digital landscape, the customer review is the new currency. For businesses, the challenge isn’t collecting this massive volume of feedback; it’s efficiently understanding it. This is where Sentiment Analysis, also known as opinion mining, becomes an indispensable tool. This in-depth guide will explore the mechanics of sentiment analysis, highlight the best-in-class tools, and detail the transformative use cases that drive real business growth and superior Customer Experience (CX).