olemus
ettevõtte (äri)tegevust suunav või kitsendav poliitikareegel
= a directive defining or constraining business activities

ülevaateid
https://en.wikipedia.org/wiki/Business_rule
https://www.indeed.com/career-advice/career-development/business-rule
https://www.businessrulesgroup.org/first_paper/BRG-whatisBR_3ed.pdf
http://didattica.cs.unicam.it/old/lib/exe/fetch.php?media=didattica:magistrale:abit:ay_1516:abit_12_business_rules_v2_.pdf

vt ka
- talitlusreegel