You may be an expert on cats. You may want to write a book on how to stop a cat from spraying. You need to keep one thing in mind before proceeding to write a book. Even though you are knowledgeable about this topic of how to stop a cat from spraying, putting them into words in written form is a different challenge altogether. It is alright if you have some prior writing experience. If not, then it can be a real tough challenge. The tricky thing about a writing the book is that it is not enough if you just write what you know about how to stop a cat from spraying. You need to convey your information in an interesting manner. You need to tell a story which your reader can relate to.
For example, you might want to bring in your experience with a cat to convey something. Sometimes, using a little imagination can do wonders. You can even take an online course on creative writing. Such a course will give you creative ideas on how to put your thoughts about stopping a cat from spraying in an interesting manner. If the writing process seems overwhelming to you, you can always outsource the task to a professional writer.