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1. BeforeConvert (currently only valid for lead conversion)
2. BeforeEdit
3. BeforeSave – This is the equivalent to running SFDC ValidationRules. If a BeforeSave PSL setting exists for an object, it will prevent running all SFDC validation rules on that object in Pulsar; (of course those ValidationRules will still run on the SFDC servers).
4. BeforeDelete
5. OnCreate
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