There are many people around the world that ride quads or use them for other purposes. The three most popular uses for quads are 4 x 4 quading, Recreational quading, and Sport quading. Many people own quads and ride them as much as they can. Many people don't just ride their quads for fun but many people use them for work or to pull trees, etc. There are many different types of quads and they all have different uses for each and also a big difference is how much power it has, also how fast they can go.
Quading has grown a lot in the last couple of years. Many more people are starting to buy quads because they are very useful and a lot of people are getting their friends into it.