Guitar is one instrument that the way to play it by picked.
Here I want to share the knowledge in playing the guitar.
First, you have mastered the basics of guitar playing technique itself, that is fingering (warming up before playing the guitar). Although it's hears simple, and looks boring, but it can affect to "your speed" in playing the guitar.
Here I will give you a link of some fingering videos which is usually done by a professional guitarist.
1. Joe Satrianifingering exercises by joe satriani
2. Paul Gilbertfingering exercises by Paul Gilbert
3. Eric Johnsoneric johnson's style fingering exercises
4. Slashslash's style fingering exercises
to produce your guitar skill be a super skill, I recommend that you
do the fingering at least 2 hours a day. Good luck friend ..!!!