Handy Knot Guides
The right knots you can secure gear to your pack, secure a tent’s guy lines to a tree, strap a canoe to the roof of your wife’s minivan (while she’s freaking out about it), pull a friend out of a chasm, and allow you to repel down that same chasm to get the crap he dropped when you pulled him up.
Here are some handy knot guides that you can print out, so you can have one with you all at times.
The Printable Handy Knot Guides
You can also download this: knot card.pdf and print it later.
If you are interested in how to PROPERLY tie a canoe to the roof of a vehicle and which knots work best, head over to this site: http://www.canoecanadaeast.com/do-it-yourself-tie-down-ropes.htm