Pete Kutzer from the Orvis School of Fly Fishing teaches us how to do aerial mends when fishing.

Check out the Orvis Learning Centre: https://howtoflyfish.orvis.com.

Also look at:
http://flyfishing-blog.com/flyfishing-blog.com/2020/05/15/orvis-pike-musky-on-a-fly-how-to/
http://flyfishing-blog.com/flyfishing-blog.com/2020/05/14/orvis-how-to-read-water-3-finding-trout-around-wood/
http://flyfishing-blog.com/flyfishing-blog.com/2020/05/12/orvis-guide-to-fly-fishing-advanced-streamer-fly-fishing/