T&C 1, covering §§ 305–310 UKlaG 2025, offers up-to-date commentary. It examines the new Data Act in all competitive contexts, with a new section on the latest developments regarding §307. The commentary on §§ 308, and 309 of the German Civil Code (BGB) presents alternative approaches to crafting a fair regulation that reflects the case law. Other focuses include the new §310(1)(a) of the BGB as well as recent changes brought about by UKlaG.