For my how to video, I chose to show how to hold a barre chord on a guitar.
Barre chords are traditionally preferred to the regular way of holding chords because it is easy to transition between them quickly, and also because the barre chords offer a fuller sound.
Barre chords are typically what you learn once you have learned the basics of guitar and holding basic chords.
You can watch my video here.
This is a useful graphic that tells you how to play different bar chords.
Here is a link to 4 essential barre chords.