What is postal regional structure in SAP CA-GTF - General Application Functions?

SAP Term: postal regional structure

• Component: CA-GTF

• Component Name: General Application Functions

• Description: A subdivision of a supply area according to cities, streets, and street sections, or other structural criteria.

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• Key Concepts: 
  The postal regional structure in SAP is a component of the CA-GTF General Application Functions. It is used to define the postal codes and regions of a country, and to assign them to the corresponding administrative divisions. This structure is used for address validation and for calculating taxes and shipping costs. 
  
  How to use it: 
  The postal regional structure can be accessed in the SAP system by navigating to the CA-GTF General Application Functions menu. Once there, you can select the “Postal Regional Structure” option to view and edit the existing structure. You can also add new regions or modify existing ones. 
  
  Tips & Tricks: 
  When editing the postal regional structure, it is important to ensure that all changes are properly saved. This will ensure that any changes made are reflected in other areas of the system, such as address validation or tax calculations. 
  
  Related Information: 
  The postal regional structure is closely related to other components of the CA-GTF General Application Functions, such as address validation and tax calculation. It is also related to other SAP modules, such as FI (Finance) and SD (Sales & Distribution).