What most naturally follows?

How to get your leg extension
Believe in yourself and believe you can do it.
You will need to stretch daily to achieve it and it will take time, but you can do it if you work hard enough.
Develop the ability to do the splits.
As this is aimed at beginners, not being able to do the splits is expected and you don't have to be able to do the splits fully to get a reasonable leg extension although it does help. The next few steps are going to be stretches and tips to achieve your splits.