To write a good book description, follow these steps:

1. Keep it short and to the point. A good book description should be concise and to the point, providing the reader with a clear and accurate summary of what the book is about. Avoid using overly long or flowery language, and focus on providing the key information that the reader needs to know.
2. A good book description should be written in a way that is engaging and interesting. Use active verbs and descriptive language to create a sense of excitement and curiosity about the book.
3. Highlight or make bullet points about the main features or key points. Depending on what your book is about, such as the main characters, the setting or genre. Or about the amount of pages, what is inside, what age group it is for etc. This will give the reader a sense of what to expect from the book and why it might be interesting to them.
4. Use keywords and phrases that will help your book show up in the search results on Amazon. Use the search suggestions that are suggested by Amazon that are related to your book. This could include the genre of your book, the setting, and any relevant themes or topics.
5. Finally, end your description with a call to action that tells readers what they should do next. This could be as simple as urging them to “get it now".

Remember before you publish your book description, make sure to proofread it carefully and correct any errors or typos. This will help ensure that your book description is professional and polished, and that it accurately represents your book.