How to Find Problems Where Solving

I look at the companies who are in the space. What is it that they're doing? How big are the teams? Do they have a lot of features that I can keep here with and then build for? Then, yeah, it's a lot of browsing and looking and getting a feel for and seeing what's out there. And then how do you actually find like problems, like niche problems, let's take two or two who like micro-sass opportunities)? Because I know that a lot of people are struggling with that.