SUS2019 YC创业课 如何提高转化率
优化转化率漏斗模型，提高易用性来引导用户深入，讲得偏浅。

Conversion rate funnel
Website Visitors
Signup to Trial
Login to Account
Active Users
Paying Users
Staying Users

When you're trying to improve in conversion rate, you're basically, you're trying to improve the efficiency of going from one step to the next.

Growth is the balance between conversion and churn. And basically growth happens as a gap between the two.

And every interface problem that's trying to be solved is trying to close what we call the knowledge gap.

You either are going to increase the amount of knowledge that is needed by your user or you need to decrease the amount of knowledge needed to use your product or interface.

What do I have to put on this page to get someone to push the button? What's the minimum amount?

What's the call to action?
What's your magic moment?

What is it?
Is it right for me?
Is it legit?
Who else is using it?
How much? What's the catch?
Where can I get help?