What is “virality”, anyway?

Applies to startups that acquire users through ads or sales, make a profit on each new user, and then reinvest the revenue to acquire more users for larger profits. They rely on getting more money from a user than they paid to get him.

Metrics to track: CAC, LTV

• Product sense is the skill of consistently being able to craft products (or make changes to existing products) that have the intended impact on their users
• It relies on (1) empathy to discover meaningful user needs and (2) creativity to come up with solutions that effectively addre...

Emotional design is the concept of how to create designs that evoke emotions which result in positive user experiences. Designers aim to reach users on three cognitive levels—visceral, behavioral and reflective—so users develop o...