Welcome to the Finnish Lumberjack School! In this tutorial, we dive into the art of tree felling with the powerful key notch technique, also known as the tongue and groove technique. Designed for those with some experience in chainsaw handling and tree felling, this tutorial will take your skills to the next level. Join me as I demonstrate the precise steps of the key notch technique, accompanied by engaging on-screen text instructions and energizing rock music. Discover how to strategically create a quarter cut or key notch to safely fell trees near obstacles or prevent unwanted rolling on slopes. Whether you're a seasoned lumberjack looking to expand your techniques or an aspiring tree-felling enthusiast, this tutorial has valuable insights and tips to enhance your tree-cutting prowess. Get ready to master the key notch technique and take control of your tree-felling challenges. Don't forget to check out the rest of our "Finnish Lumberjack School" playlist for more informative and exciting tutorials. Get ready to unleash your inner lumberjack! Please note: Safety is paramount when working with chainsaws and felling trees.