You can learn to paint and sell your art
If painting landscapes in oil or acrylic is what you enjoy doing there is no reason you can not make money from your art
On the internet there are endless videos about how to paint.
My videos as shown on my websites will show you how to paint quickly and how to paint pictures that people will buy.
To make money you need to treat your painting like a business and do not waste time fiddling around
SpeedPainting is an ideal way to do this.
You can paint on flat many surfaces, saw blades, slabs of wood, milk cans etc. as well as the usual framed paintings.