The reason you need to hire an awning installation company in Scotstdale, AZ is because you want to protect your property against the elements. If you live in a mild and sunny climate, then you will probably be fine with standard cotton awnings as they are cheap and easy to install. However, if you live in a less sunny region and have to deal with rain, snow, etc, then aluminum, fiberglass, or steel awnings would be your best option. They provide better protection against the elements as well as being more durable. Also, they are safer to use especially if you have children or pets.