The entrepreneur may demand that the consumer cover any freight, delivery or postal charges and other costs insofar as he has informed the consumer of these costs in accordance with the requirements set out in section 312d (1) in conjunction with Article 246a section 1 (1) sentence 1 number 4 of the Introductory Act to the Civil Code [Einf???hrungsgesetz zum B???rgerlichen Gesetzbuche].