Anspruchsgrundlagen:

[§ 437 Nr. 3 / § 634 Nr. 4 i.V.m.] §§ 280 Abs. 1, Abs. 2, 286 BGB
[§ 437 Nr. 3 / § 634 Nr. 4 i.V.m.] §§ 280 Abs. 1, Abs. 3, 281 BGB
[§ 437 Nr. 3 / § 634 Nr. 4 i.V.m.] §§ 280 Abs. 1, Abs. 3, 282 BGB
[§ 437 Nr. 3 / § 634 Nr. 4 i.V.m.] §§ 280 Abs. 1, Abs. 3, 283 BGB
§ 536a Abs. 1 BGB

§§ 280 Abs. 1, 241 Abs. 2 BGB

§§ 280 Abs. 1, 311 Abs. 2, 241 Abs. 2 BGB

§ 831 Abs. 1 BGB
§ 823 Abs. 1 BGB