How to add custom field in Additional B Tab for SAP Sales Order In this article we want to explain step by step how to add custom field in SAP Sales Order transaction VA01/VA02/VA03. This time Mr ABAPGurus will give the tutorial of enhancement to add custom field in SAP Sales order. In this sample we will add new custom field for comments and customer satisfaction, this data will save into separate table from SAP Standard table ( VBAK / VBAP ). SAP provided us with ADDITIONAL TAB in the sales order transaction ( VA01/VA02/VA03 ) which allow customer to add custom fields. T he different between ADDITIONAL A and ADDITIONAL B is the ADDITIONAL A for field which already predefine in Sales Order Header ( VBAK ) fields and ADDITIONAL B is for field that freely define. This sample we will use ADDITIONAL B because we will store data from customer satisfaction into Z database table. 1. Create one Z table using SE11 SAP Transaction code. 2.Using SE38 Transaction code and ope