“…by taking care of CO2 level reduction), green areas such as parks, waste management, public transport (Bell et al, 2018), energy (Pan & Cheng, 2018), quality of residents' life (Chan & Marafa, 2018;Calderón et al, 2018;D' Aniello et al, 2018) (e.g. taking care of health (Ek et al, 2018)) and sound environment (Kang et al, 2018) which influences the comfort of life of urban community. According to Chen and Lin (2019) smart city architecture takes into account 20 areas including in particular information infrastructure based on ICT, artificial intelligence, the IoT or solutions based on a cloud and fog computing (Du et al, 2019;Lytras et al, 2019;Milošević et al, 2019;Sánchez-Teba & Bermúdez-González, 2019), e-administration, social insurance, intelligent transportation (Suryanegara et al, 2019), e.g.…”