CEVAP:

There are some shortcomings of using external data for decision making purposes such as;

1. The necessary data may not be available, or it may need some transformations.

2. The integration with existing company data sources or information systems may be problematic.

3. Importing data can be time-consuming.

4. It may be hard to ensure data compatibility.

5. It may require manual work-flow and data processing.

6. It may be difficult to validate data formats