This document discusses models of persuasion including Cialdini's model and Aristotle's model. It then discusses how Nestle's Maggi brand was banned in India in 2015 due to high MSG levels, negatively impacting Nestle's brand image and market share over 2015-2016. However, through a successful advertising campaign, by early 2019 Nescafé was able to regain a 50.9% market share in India's coffee market.