Watch the Pushin' It online guitar lesson by Joe Dalton from 50 Acoustic Blues Licks You MUST Know
The melody in example 2 is on the second string.The melody is lower in pitch. These first few grooves will provide us with a vocabulary of examples that will cover more than an octave. A melodic analysis reveals this melody to be longer than one measure. Our phrases don't need to be limited. Example 2b is a variation of example 2. Notice how I just reversed the high and low melody notes in the second measure.