Jarogniew Rykowski, PhD, and Krzysztof Walczak, PhD, participated in the “Smart City Conference and Expo”, held as part of the SECUREX fair in Poznan. The conference was organized by the city of Poznań, which for several years has been organizing conferences presenting modern solutions to make life easier for residents, implemented with e-government tools. Jarogniew Rykowski presented a lecture "Location and public services "on site and on time", and Krzysztof Walczak a lecture "Virtual and augmented reality in the service of cities".