Sometimes there is a need to change existing rule behavior starting from specific date.
In this exercise we will use rule "Missing Delay Code". This rule warns if flight is delayed and delay code is not provided within 15 minutes from dep. time.
Let's suppose we want to change the rule to warn within 5 minutes instead and the change in rule should be effective starting 1st of JUN 2018.
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Here you find articles on how to work with the Rules Factory