Expand sales and footprint on the internet, need help with content.

I am a Certified Natural Health Professional. I want to expand to a virtual practice. I need help with that. I am not tech suave. I want to set up classes or programs that allows y clients to receive virtue learning. I would like these to be able to be sent when each person is ready to go to the next level. I don't know where to go or how to get videos done, ect.