The 3 P 0 means 3rd fret Pull off to the open E strring.
Esnap MP3

Below...Melody

MelodyMP3

 

JazBarre MP3...Practice minor pentatonic scale also

Barre Jazz with Melody MP3.. Melody is a Minor Pentatonic scale

 

Below Ain't no sunshine

 

while my guitar gently weeps PDF file

 

 

 

e---------------------------8-11------------------3-6------
b----------------------8-11-------------------4-6----------
g-----------------8-10--------------------3-5--------------
D------------8-10---------------------3-5------------------
A-------8-10----------------------3-6----------------------
E--8-11----------------------------------------------------

e------------------------------8-11-------------------3-6--
b-------------------------8-11------------------4-6-7------
g-----------------8-10-11-------------------3-5------------
D------------8-10---------------------3-4-5----------------
A-------8-9-10--------------------3-6----------------------
E--8-11----------------------------------------------------

e--------------------5-8-------------------0-3-------------
b----------------5-8-------------------1-3-----------------
g------------5-7-------------------0-2---------------------
D--------5-7-------------------0-2-------------------------
A----5-7---------------------3-----------------------------
E--8-------------------------------------------------------