Category Categories are meant for organizing your posts like a filing system. They are typically broad terms like "Recipes" or "DIY Projects". These are your general topics that you write about. Typically you'll have a few of these.. maybe 10 of your primary categories. Don't get to specific with your Category titles like "ground beef".. that is what tags are for below. You can also do sub-categories where you have categories listed under a primary category. An example of this is "Recipes > ... Read More about What is the difference between a category and a tag?