Group 1 - The core idea of the articles is that concerts, particularly large-scale events like Mayday's 25th anniversary tour, are transforming into significant drivers of urban consumption and cultural engagement, creating a new model of "concert + tourism" that enhances the overall city experience [2][3][4] - The concert economy is not just about ticket sales; it significantly boosts the entire urban consumption chain, including transportation, accommodation, dining, and shopping, with concert-related spending leading to a 240% increase in surrounding hotel bookings during the Mayday concert [3][4] - The integration of concerts with urban experiences is creating immersive cultural routes and commercial spaces, allowing fans to engage with the city beyond just attending the event, thus enhancing the emotional connection and cultural participation [5][6] Group 2 - The phenomenon of "concert special forces" is emerging, where fans travel to cities for short, intensive experiences, contributing to local economies and enhancing the city's visibility [7] - Cities are encouraged to develop long-term strategies around concert IPs, creating permanent landmarks and narrative spaces to convert transient fan engagement into lasting cultural capital [7] - Urban management and security challenges are being addressed through comprehensive service mechanisms and policy support to ensure the smooth execution of large-scale events, highlighting the need for coordinated efforts across various city departments [8]