The legal basis is the legitimate interest within the meaning of Art. 6 (1) sentence 1 lit. f DS-GVO. Furthermore, you can differentiate whether you have given us consent according to Art. 6 para. 1 p. 1 lit. a DS-GVO in conjunction with. § 25 para. 1 TTDSG if applicable in conjunction with. Art. 49 para. 1 p. 1 lit. a DS-GVO for all further ...