I have recently found a number of examples in the FamilySearch.org Family Tree where sources are listed for individuals, but the information in the sources has not been transferred to the details section of the individual or tagged to the entries. The process of adding sources to the entries in the Family Tree is admirable and important, but it is just as important to complete the process and extract the pertinent information to the details and then tag that entry to the specific event. Here is an example of an entry in the Family Tree that has been tagged to its sources:
In this case, anyone who questions the accuracy of the birth date can easily see the source references supporting this conclusion. Where do these tags come from? They are part of the process of entering in the sources in the first place.
Here is a screenshot of a source with an arrow showing the link to a tag:
When you click on the Tag Event, you get the following options: