In this sewing tutorial I will show you how to square up fabric if you need to cut fabric straight. Squaring up fabric usually means straightening fabric before cutting. Sounds simple, right? But in fact this is often a real problem that needs to be addressed. Learning how to cut fabric properly is a huge step toward becoming a better sewist. If you know how to find the grain of fabric and how to square up fabric that’s problematic, your sewing projects will improve tenfold.