What’s the Difference Between Tags and Categories?

http://versusstrengthandconditioning.com/p/blogs.html When I first started blogging, I used to be confused by the difference between a blog's "tags" and "categories." What did those words even mean? How would I use them? Couldn't I just leave them blank? So, let's talk about what they are and ways we  can use them. (more…)