Classrooms in prime office buildings may look like an odd fit. But Hong Kong’s economic situation makes the arrangement not only practical but mutually beneficial. Given that office and retail vacancies remain relatively high, and universities struggle to secure enough teaching space amid a boom in non-local enrolment, converting commercial premises into off-campus teaching facilities offers a rare alignment of interests and a win-win for both sectors.At least six universities in Hong Kong have acquired office buildings or shopping centres over the past three years. The University of Science and Technology bought the former site of a Chinese restaurant at…