Recently, we published an article describing how to Synchronize Two Related Subforms on a Microsoft Access Form. In that article, we mentioned when setting the master link field of a subform, you should always reference the control rather than the field name. We didn't mention why and received some inquiries, so this new article covers when and why that's so important. It includes a database with examples showing how a reference to the field instead of the control could cause users to not realize they're editing the wrong linked records, or adding and deleting records linked to the wrong master value. Read more in the article on why Microsoft Access Subforms Should Reference the Control Rather than Field for Master Link Fields