Evaluating a Rule Strategy
Sequence
This process describes how the system evaluates a rule strategy sequence. Substitution lists with location products are the result of the evaluation.
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1. Determine a rule strategy sequence
Based on the activation parameters from the OLTP system, the system determines a rule strategy sequence during a rules-based ATP check. This rule strategy sequence can contain both inclusive rule strategies and exclusive rule strategies.
2. Evaluate all exclusive rule strategies
The system determines all exclusive rule strategies and evaluates these. The result is a global exclusion list with locations, products and location products that are not considered as substitutions. If the rule strategy sequence does not contain an exclusive rule strategy, the system determines the first inclusive rule strategy and evaluates this.

If you assigned one or more exclusive rule strategies and no inclusive rule strategies to a rule strategy sequence, the system cancels evaluation.
3. Evaluate the first inclusive rule strategy
The system determines the first inclusive rule strategy based on the rule strategy number and evaluates this. The result of the evaluation is a substitution list from which all location products of the global exclusion list are removed.
4. Evaluate the next inclusive rule strategy
If, after evaluation of all inclusive rules of the first inclusive rule strategy, an open requirement remains, the system evaluates the next inclusive rule strategy in the same rule strategy sequence. The process is repeated as described above until the requirement has been covered, or until all inclusive rule strategies have been evaluated.
5. Display the results
Once the requirement has been covered, or the last inclusive rule strategy has been evaluated, the system displays the result in the results overview of the availability check and transfers this information to the OLTP system.
The Rule Strategy Sequence Evaluation Procedure