Why Your DIY Drywall Patch Keeps Cracking Within Weeks You sanded it smooth. You primed it. You painted it. And two weeks later, there's the crack again — sometimes even worse than before. It's frustrating, especially when you followed the steps from that YouTube video perfectly. But here's the thing: most DIY drywall patches fail for reasons that have nothing to do with the compound you bought or how carefully you applied it. The Patch Boys of St. Louis : https://www.google.com/maps?cid=3672274998500963581 Learn more : https://class-wise.in/blogs/17903/Why-Your-DIY-Drywall-Patch-Keeps-Cracking-Within-Weeks