What is BTB Feng Shui school and their Ba Gua chart?

BTB Feng Shui is a pretty recent development of Feng Shui school, and is often referred as the Western Feng Shui. So what is the background of BTB Feng Shui and what is special about BTB Feng Shui compared to the classical style of Feng Shui such as the Eight Mansions (Ba Zai) or Flying Star?

Watch the video about BTB Feng Shui and the Ba Gua chart

Background of the BTB Feng Shui

The BTB Ba Gua chart and the lucky colors and items for each sections

How to apply BTB Feng Shui

Which style of Feng Shui should I pick?