How to boost your productivity? How to focus on an important thing?

The other day I wrote the blog post, "How to boost your productivity? How could I release my first app for less than three months?". And some people left me comments and sent messages to me. Some of them wanted to know the way to focus on their important things. So today, I want to write about the way to focus on an important thing.

For more information...
https://www.selflogapp.com/productive-life-blog/how-to-boost-your-productivity-how-to-focus-on-an-important-thing