Finding your way around your guitar’s fretboard might seem like picking your way through a maze of letters and notes but, once your guitar is in tune, it's surprising how quickly you’ll pick up just what lies where and what your best next move will be.
Keyboard players have it simple, with a string (virtual or otherwise) for every note they play - that’s 88 strings on a piano (not including unison strings…). The ‘low’ ones are on the left and, working your way to the right, they just get higher… Simple.