This is a demo by Christine Karron. During 25 minutes you will have a full demo with some instructions on mixes.
Starting wet on wet you will see the process to the end.
This demo can be found in Youtube
Yes. In this demo artist Fabio Cembranelli shows us it is possible. In less than 2 minutes he paints one of his watercolors with wonderful flowers. Fast, natural, spontaneous, worth seeing.
You can find this watercolor demo visiting Youtube
You can take a look at other watercolor demos here at Watercolors Painting, your reference blog. Just search for “Demos” category.