Should a contractual clause giving the provider the unilateral right to change a digital product be assessed under Section 308 N° 4 BGB, Section 327r BGB, or both provisions simultaneously? At the “DSRI Herbstakademie 2025”, Tabea Bauermeister explored the relationship between the two provisions. The manuscript was published in Bernzen/Heinze/Steinrötter, DSRI Herbstakademie 2025, 1. Auflage 2025.