One of the most important safety procedures that one can do before climbing is tying into the rope and anchor system properly. The knot that is most commonly used for tying into a harness is the ...
The Mule Knot (a.k.a releasable knot) is ideal to lock off the rope on the belay plate ... In this case you need to transfer the weight onto the belay anchors: to be able to do this you need both ...