For example: The best door-to-door salesman in the world is efficient. Refined and excellent selling without wasting any time. But he's completely ineffective. He would sell much more of his product using a different method, such as e-mail or any other type of advertising. Efficiency is important, but it's useless unless it's applied to the right things. So first be effective, and then be efficient. I've already Write an

about

, but I'll go over it briefly.

states this: 80% of consequences come from 20% of causes. This means that 20% of your efforts produce 80% of your results. But the inverse is also true. Which means that if you want the last 20% of results, you'll have to put in 80% more effort. So, what you want to do is to identify those 20% that produce 80%. You then want to focus on the 20% and become efficient at them. Eliminate the other 80% which produce only 20% of value. There is no point in spending your time on them. If we eliminate the things that don’t produce a lot of results, we could then use that extra time, to focus on the 20% that produces the most results. Just by applying