When  we play lead guitar we have to make out about RPGO. RPGO is a very  important fraction of playing lead. In a chord those notes are played  RPGO built from these note. There are a variety of model of RPGO. We  talk about here some of them. It also play in bass guitar. So it is too  much essential to play lead and bass guitar. Here some pattern of  Am  RPGO pattern.
Ex-1
In  this example, we have to play E-6 cord 5th fret A note. Then play A  cord 3rd and seventh fret C and E note. Then D cord seventh fret A  note.Then play G cord 5th and ninth fret  C and E note. Then B cord 10th  fret A note. Last we have to play E-1 cord eighth and twelve fret C and  E notes. When you put into practice this RPGO you have to make uphill  and downhill run by following the note chromatically.
Ex-2
In  this RPGO, we have to play E-6 cord 5th and eighth fret A and C note.  Then we have to play A cord seventh fret E note. After we have to play D  cord seventh fret A note, then G cord 5th and ninth fret C and E   note.When you put into practice this RPGO you have to make uphill and  downhill run by following the note chromatically. 
