There are a variety of challenges that can lead to poor performance of ASHP installations. If not addressed, these challenges can result in higher energy consumption, decreased equipment longevity, and sub-optimal occupant comfort. Some common challenges encountered by ASHP installation contractors and the suggested solutions for overcoming these barriers are summarized below. At a high level, it is recommended that contractors attend factory-sponsored training and keep current with evolving technology on an ongoing basis (i.e. continuing education).