If the guitar is overtightened to the guitar's neck, the tension exerted by the capo can cause small dents in the frets. ... Honestly, whatever the case may be, there is no point in leaving your capo on the guitar when you are not playing it. And it's simply bad practice to keep them on.

Do you actually need a capo?

Use a capo only if the song requires the use of open strings. A capo gives the guitar a brighter sound. ... Capos can prove especially useful if you have two guitarists playing a song together. One can play the chords without a capo — in the key of C, for example.

Are capos for beginners?

Capos are awesome. They can make learning the guitar easier for beginners and for more advanced players they can offer greater depth and variety. They really are a tool for all seasons.