Margins, paragraph indents, font size and style. These all contribute to a professional looking book. Here is some advice to do it like a Pro.
Copy editing. The art of polishing the technical aspects of writing. Learn all you can, but always employ a copy editor.
Reviews can make or break an author. Good or bad reviews can be used as tools. Read them, understand them. But never argue with them.
To get the best out of your book, you will need to work with a developmental editor. It does come at a financial cost, but it’s worth every penny.
Beta reader feedback and self-editing. Now you must edit your manuscript and think about how to satisfy a sample of the reading world.
What route should you take to publish your novel? Traditional or Self-Published?