The speedy growth in net improvement has converted nowadays communication. Sentiment evaluation is of extremely good fee for commercial enterprise intelligence packages, wherein enterprise analysts can examine public sentiments approximately merchandise, services, and guidelines. The objective of this overview is to describe role and strategies of feature extraction methods. It also highlights the latest tendencies in the discipline of SA studies. This overview will also study the feature extraction technique in SA, comparison of existing feature extraction strategies, and examine the potential of the different technique for solving problems that exist within the choice of features in SA.

Keywords : Feature Extraction Techniques, Feature Extraction.