This document discusses several use cases for natural language processing (NLP) in business optimization. It begins with an overview of NLP, describing how it recognizes and understands human language through techniques like named entity recognition, part-of-speech tagging, sentiment analysis, and text classification. The document then outlines seven NLP use cases: using NLP for epidemiological investigations, security authentication, brand and market research, customer support chatbots, competitive analysis, automated report generation, and real-time stock analysis based on news and reports.