Watch the Minor Pentatonic Lick 1 online guitar lesson by TrueFire from Play Blues Guitar 2: Rhythm & Lead Fundamentals
Blues licks are the cornerstone of any blues guitarists bag. You won't find a good blues player who doesn't have a big stack of licks they can pull out at any time.
This blues lesson uses the minor pentatonic scale to create a lick that is a classic blues staple. Work on this until you have all the techniques down.