Key Points to Look for in a Professional eBook Writer's Blog:

1. Writing Style and Voice: Look for blogs that showcase the writer's ability to convey information clearly and engagingly. Their style should resonate with your needs, whether it’s formal, conversational, or technical.

2. Niche Expertise: Many eBook writers specialize in specific niches (e.g., self-help, business, health, fiction). Look for blogs that focus on your area of interest.

3. Portfolio and Testimonials: A good eBook writer’s blog often includes samples of previous work or client testimonials. This can give you an idea of their experience and quality.

4. Tips and Resources for Writers: Many professional eBook writers share tips on the writing and publishing process, covering everything from outlining to editing and marketing. These blogs can be a valuable resource if you're planning to write an eBook yourself or need advice.

5. Marketing and Publishing: Beyond writing, some blogs provide advice on how to publish and market your eBook, which can be crucial for its success.

6. Engagement: Look for a blog where the writer engages with readers by responding to comments and providing updates on their projects.

Recommendations for eBook Writing Blogs:

1. Self-Publishing School Blog: Offers a range of content on eBook writing, publishing, and marketing. Great for beginners and experienced writers alike.

2. The Write Life: A fantastic resource for authors, with posts covering all aspects of writing and publishing, including eBooks.

3. Writers’ Digest Blog: This is one of the most well-known resources for writers of all kinds, offering articles on everything from writing techniques to publishing advice.

4. ProWritingAid Blog: Focused on writing tools and techniques, this blog is great if you want to improve your writing skills while also learning about the craft of eBook creation.

5. Kindlepreneur: Focused specifically on self-publishing and marketing eBooks. If you’re writing for Amazon Kindle, this is a must-read.