It doesn't matter how well-honed your guitar chops are, the way your instrument is set up will have a huge effect on how challenging it is to play. And that's a very individual thing; many of us prefer a low action, or at least the idea of one. Others want the tonal response and sense of digging in that a higher action can offer. The good news is it really isn't difficult to lower or heighten the action of your guitar strings to experiment in finding the right setup for you.
But first we need to explain what 'guitar action' actually means and how it can affect your playing experience and tone.
