If you want to write book notes to independent writing and publish your own book or e-book, consider the following steps:

1. Choose a topic that interests you: Choose some books that interest you as a topic for your writing, and delve into related knowledge and fields to accumulate and organize relevant reading notes.

2. Design and planning: Before you start writing, you need to plan and design the content and structure of the whole book or e-book. This requires you to consider the division of the book into chapters, the content framework, the focus of exposition, etc.

3. Writing and editing: Based on your planning and design, start writing and editing. To ensure the quality and level of your book, you need to constantly revise and improve your book notes, and edit and proofread them.

4. Publish and sell: After you finish writing and editing, you can choose to publish your book as a physical book or an e-book. If you want to publish a physical book, you need to contact a publisher and go through the process of reviewing, typesetting and printing; if you want to publish an e-book, you can use online publishing platforms, such as Kindle Direct Publishing, Smashwords, etc.

5. Promotion and marketing: After you finish publishing, you need to promote and market your book to attract readers and increase sales. You can use social media, blogs, promotional videos, etc. for promotion and publicity.

Note that independent writing requires a certain level of writing skills and publishing knowledge, as well as a significant investment of time and effort. If you want to do independent writing by writing book notes, you need to fully assess and consider your abilities and interests.