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Other Methods 
The documentation available to date lists all of the methods that are
· Directly related to creation, changing, display, and deletion of BRF objects
· Necessary for the development of own BRF maintenance classes
In addition to the above-mentioned methods, there are other methods for clearly defined single tasks. Implementation of these methods is optional.
For example, it is not absolutely necessary to be able to print a BRF object (see PRINT method). If you do not implement the relevant method, an implementation from the basis class is used (but this might not be very useful).
These are the most important optional methods: