Updating a single record in a data extension using Journey Builder

Update a single record in a data extension using Journey Builder
Influencing SFMC documentation for date type accuracy

SFMC date type documentation inaccuracy and proposed fix
Syncing Tracking Data with Salesforce Data Extensions
Understanding tracking data sync with SFMC and Salesforce
Storing Segment Values Centrally in Marketing Cloud

Use a non-sendable data extension to store segment values centrally
Resolving Data Extension Export Issues in Salesforce Marketing Cloud

Fixing field population errors when exporting data extensions from SFMC
Using Synchronized Data Extensions for Filter Definitions in Salesforce Marketing Cloud

Create filter definitions using synchronized data extensions for automation
Resolving intermittent AMPscript issues in Salesforce Marketing Cloud

Intermittent AMPscript issues in SFMC can be caused by data extension configuration
Creating a Custom Activity for Journey Builder to Instantly Log Contacts in Data Extensions

Building a custom activity for Journey Builder to create contacts and log them in Data Extensions instantly