All area high school students, prospective transfer students and their families are invited to attend the Tri-Cities College Fair at Freedom Hall Civic Center in Johnson City.            The college fair is set for Thursday, August 27, from 6pm to 8pm.            60-plus colleges and universities from across the southeast will be present to discuss admission requirements, scholarships, academic programs, campus life, and more.          The college fair is free and open to the public.