This has some good tips on right hand technique.
One Way to Learn the Notes on the Guitar Fretboard
I’m not sure that this is “The Best” way to learn this, but it is one of them. This is advanced knowledge and chances are some of your guitar heroes can’t do this. But if you want to be a “master”, you will need this.
The Best Way to Learn the Notes on the Guitar Fretboard
How To Write Metal Riffs using the METALLICA SCALE
Whether or not you like Metal, this video is a good exercise in combining all of the fundamentals presented so far.
How To Write Metal Riffs using the METALLICA SCALE