How do you increase your product’s virality?

Optimisation is all about getting more out of everything — for example, if you have a 6% activation rate, try to push it up to 10%.

Try for measurable improvement in each thing you measure. This is a continuous process that won’t end until the business either folds or...

1. Increasing your body's capacity to utilize oxygen is one surefire way to get you closer to your endurance-related goals — a higher VO2 max essentially extends your breaking point.
2. High-intensity interval training is one of the

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