Rikupekka Oksanen discusses the University of Jyväskylä's transition from Plone 4 to Plone 5 during a significant website renewal between 2016 and 2017, focusing on the challenges faced and lessons learned from the process. Key issues included organizational changes, editor training, and technical difficulties such as caching and performance problems. Ultimately, the migration aimed to future-proof the university's web presence while emphasizing effective communication and collaboration amid the complexities of the project.