Experience makes it easier to avoid Absence Blindness. Experience is valuable primarily because the expert has a larger mental database of related pa… - Josh Kaufman

Lifetime Value is the total value of a customer’s business over the lifetime of their relationship with your company.

Always focus the majority of your efforts on serving your ideal customers. Your ideal customers buy early, buy often, spend the most, spread the word, and are willing to pay a premium for the value you provide. The more ideal customers you can attract, the better your business.

A counterintuitive way to gain insight into a new skill is to contemplate disaster, not perfection. What if you did everything wrong? What if you got the worst possible outcome? This is a problem-solving technique called inversion, and it’s helpful in learning the essentials of almost anything. By studying the opposite of what you want, you can identify important elements that aren’t immediately obvious. Take white-water kayaking. What would I need to know if I wanted to be able to kayak in a large, fast-moving, rock-strewn river? Here’s the inversion: What would it look like if everything went wrong?