Digitalization has affected many areas as well as management and marketing areas. In the digital age, through ICTs, the ways of searching and accessing information about the event by the users have been developed and transformed. Besides, the developments in the digital age have also affected many sectors such as the production, design, software, management, and marketing sector. The opportunities offered by digital marketing make life easier for users and provide easy access to information. Likewise, businesses can facilitate their management and marketing events through digitalization. Businesses sustain their events by organizing and diversifying new events according to the customer base and the type of event for the management and marketing of events. ICT tools have spread to all functions and events of the tourism industry in terms of business, marketing, and management. In this chapter, which mentioned the opportunity and challenges of ICTs, the opportunities and challenges posed by ICT are also mentioned.