Anita Proszowska is an Assistant Professor in the Department of Business and Enterprise Management in the Faculty of Management, AGH University of Krakow, Poland. She is the author of more than 100 scientific publications on marketing. Her main scientific interests are customer behaviour analysis and sustainable marketing. Małgorzata Budzanowska-Drzewiecka is an Associate Professor at the Institute of Economic, Finance and Management, Department of Management and Social Communication, Jagiellonian University in Krakow, Poland. Her research interests centre on consumer behaviour and communication on the internet, especially in social media. Justyna Ostrowska is an Assistant Professor in the Department of Strategic Management in the Faculty of Management, AGH University of Krakow, Poland. Her scientific interests are the circular economy, corporate social responsibility, and waste management. Magdalena Dołhasz is an Associate Professor at the Institute of Management, Krakow University of Economics, Poland. Her research interests focus on corporate marketing communication.