Apart from the judging of the German Open Fly Tying Championship, the Friday before the start of the Experience the World of Fly Fishing (EWF) is filled with people taking the exam for becoming a certified fly-casting instructor, unloading trucks and cars, putting up stands, testing new fly-rods and lines etc.
Website: www.e-w-f.com.
Also look at:
http://flyfishing-blog.com/flyfishing-blog.com/2019/04/05/judging-german-open-fly-tying-championship-2019/
http://flyfishing-blog.com/flyfishing-blog.com/2019/04/03/for-the-first-time-at-the-ewf-simba-rods/
http://flyfishing-blog.com/flyfishing-blog.com/2019/04/01/jury-members-and-presentation-of-award-winners-of-the-12th-open-german-fly-tying-championship/