Umbrellas 101 Photo &Video Tutorial
Learn how to use different types of umbrellas and Photo umbrellas are cheap, portable and super useful. Which is why you'll want want an umbrella as your first soft light source. There are two general kinds -- the reflected umbrella and the optical white shoot-through umbrella. I strongly prefer the white (shoot-through) version as it is more versatile. In particular, because you can bring it right up next to someone's face for both power and softness.
Source: The Slanted Lens/Youtube