If you want to invest in home automation systems by Crestron, make sure that you only get it from a certified Crestron dealer. One of the main reasons is that you can be sure that all installations come with warranty. Additionally, a certified Crestron dealer works with highly qualified and licensed technicians, architects, and engineers who specialize in installing, upgrading, and maintenance of Crestron machines.
Before you make the final choice. Do your homework. Find out the nearest certified dealers in your place. Check each one for their background, certifications, and experience. Ask some people who might have worked with them in the past. Request for quotes and compare them. A good dealer would cater to your queries without forcing you to get hire their services. Most importantly, they can provide after-sales services and product warranties.