Take your light source to the max with this huge umbrella.
Use this big umbrella to light a whole set. Use two to light a huge group of people. The White/Black umbrella is used to bounce light back at your subject providing a soft diffused natural look. Take the cover off and it becomes a giant shoot through umbrella for beautiful soft light.
The beauty of umbrellas is that they take up no space and set up in 2 seconds.