Video with Trainer
Even if you can create a training document for reading, but the efficiency is often higher when creating a coach video.
My training videos I do with the phone. It's easy, fast, inexpensive and fun.
The biggest advantage of a mobile phone is the upright format. That simply corresponds to our image content. After all, most people are taller than they are wide.
Light, light and light again
The light is much more important than the pixel resolution of the camera. A good room illumination makes it possible to put a realistic almost holographic image of the trainer in the room.
Green Screen
There is no "studio technique" required. A simple curtain is completely sufficient as a green screen. The only important thing is that the shadow of the coach no