So in the office we have a discussion about what the specific result of a 1 cardinality simple link is. It would be awesome to have someone elses take on this. The ACS documentation (https://docs.adobe.com/content/help/en/campaign-standard/using/developing/adding-or-extending-a-resource/configuring-the-resource-s-data-structure.html) states that there are 3 different link-types: "1 cardinality simple link : one occurrence of the source table can have at most one corresponding occurrence of the t...