Be aware of companies that say they are the best and have the best warranties. According to ABC News, they are the companies to watch out for.
The standards of practice with vegetation should be about 1′ foot away from the home. The reason behind the 1′ method is to keep moisture away from the structure. Moisture can lead to damaged structural issues later on. It can damage roofs and siding and is often the first to show signs of damage after a few years.