On October 4, the Bavarian Data Protection Authority ("DPA") issued a press release (source document in German) on its survey of 40 companies that use the marketing tool "Facebook Custom Audience" for targeted advertisements. The survey revealed that the two tested variants of "Facebook Custom Audience" (pixel-method and customer-list method) often violated data protection law. The press release also provides guidance on how to implement "Facebook Custom Audience" in compliance with data protection laws.

The content of this article is intended to provide a general guide to the subject matter. Specialist advice should be sought about your specific circumstances.