When you’re working with custom post types, sometimes the post title isn’t a title. It might be a person’s name, a building number, or a course code (just to take a few examples from universities). So it’s great that WordPress has a simple filter that makes it easy to customize the “Enter title here” placeholder text to make it fit your content:
How to use this?
Place this code in your functions.php
or in a plugin or even better if you can add it to a must-have plugin.