Résumé : Daniela Salgado Cofré and Óscar Andrade Castro share part of the tradition of the Open City that they refer to as “acts of greeting and farewell”: relevant instances that shape the creative ambit of the School of Valparaíso and its pedagogical practices, exploring the boundaries between collective making, learning, playing, and celebrating. With Open City members Daniela Salgado Cofré (industrial designer) and Óscar Andrade Castro (architect), assistant professors at the School of Architecture and Design at the Pontificia Universidad Católica de Valparaíso