We give a step by step guide on how to perform the Key notch tree falling technique, also known as the tongue and groove falling technique.
We explain the reasons when and why you might use this technique, as well as some important information on limitations of this tree falling style.

00:00:00 Intro
00:00:20 Why this technique is useful
00:01:20 Face cut
00:01:44 Vertical plunge cuts
00:02:26 horizontal plunge cuts to remove small square section
00:03:00 Angle on front edge of bottom face cut
00:03:37 First half of back cut
00:04:10 Second part of back cut
00:04:35 The tree fall
00:04:45 Assessing the felling cut
00:05:10 When and Why to do this style of falling
00:06:35 Important information and limitation of this felling style

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