The breakaway is a foundation trick. It’s going to lead to lots of other tricks, so you definitely want to learn it.
This trick is basically part of an around the world, except you throw a semi-circle in front of you. So throw the yoyo out to the side, let it sleep, sweep it around in a semi-circle and then let it come back to your hand.
This foundation trick will lead to learning tricks like a trapeze or a double or nothing, so make sure to practice this well.