How can the use of triggers, emotion and public observability help any business or organization become fore profitable?

The question that needs to be answered is,” How can the use of triggers, emotion, and public observability help any business or organization become more profitable? “

Must include: the definition of Triggers, emotion and public observability, ONLY using the BOOK (Contagious why things catch on by Jonah Berger) NO outsource info.
Must include:  Trigger, emotion and public observability must have their own paragraph. in each include the definition, 1 research/or experiment and 1 anecdote and further explain them and explain how is makes a organization more profitable.

For example on triggers paragraph : 1. define, explain trigger, 2. Give a research or experiment example and 1 anecdote, explain them and how does it make a business more profitable.

ONLY use the book do not use outside sources, Define the terms using the BOOK, the book gives example on what they mean.