Chapter 2 - Triggers Habits are not created, they are built upon . Nir uses the oyster analogy - a hair or particle gets in the oyster, and it starts spinning a giant pearl around it. 2 Types of Triggers: External and Internal External Triggers The first step. Embedded with information, tells the user what to do next. Cue users with a call to action. Can come in many forms - a man holding out a coke to you in a Coke ad, a "Log in to Mint" prompt in email from Mint.com. Reduce thinking - too many choices or irrelevant options cause hesitation, confusion, or abandonment. Can still contain implicit info (a link means click, an app icon means app store - user knows this) 1) Paid Triggers These are advertising, search engine marketing, paid channels. Can pay once to acquire users, then use other means to get them back. Example: Marketing ads . 2) Earned Triggers Press mentions, viral videos, featured app store placement, influencer, etc. Free, but requi...