The trucker’s hitch is a compound knot that functions as a kind of pulley affording a mechanical advantage effectively tripling the amount of pull on the working end. Use the trucker’s hitch when tightening up tarp lines, securing loads or making bundles.
The constrictor knot is one of the most effective binding knots. Simple and secure, it is a harsh knot that can be difficult or impossible to untie once tightened. If you can 5 or 6 knots, let this be one of them.