Tying Tenkarea line to leader
This an excellent site to utilize to review knots that you are going to be using. Tying line to leader or leader to tippet and tippet to fly the knots on this site.
Joan Wulff is one of the first women to be an expert in the art of casting.
Double Haul Cast
In order to know what flies to use one needs to understand bugs. Many of the insects found by water are Mayflies, Stoneflies or Terrestrials. The life cycle of each are different as well as their physiology. There are different stages insects go through.
Check out this website