There are free ways to understand what your audience wants if you pay attention to the right things. Look at the comments on your posts and see what questions people keep asking. Check which posts get the most saves, shares, and replies because those topics are clearly hitting something. You can also look at what your competitors are posting and see what gets the most engagement. Social media gives you a lot of free data if you know where to look. How do you think businesses should use this kind of free information?