Add a little class to your career! Show career commitment by earning your industry credential. As individuals we know that education is an ongoing process if we are to get ahead and stay ahead. The Houston Apartment Foundation (HAF) is recognized nationwide as the leader in multifamily education. HAF programs are designed to encourage professional development and prepare all industry personnel - from maintenance technicians to property owners - for the competitive multi-housing market. Accredited through the National Apartment Association, these credentials show your true commitment to your career. Choose from these prestigious credentialing programs.