Out of the box artefacts that read this property. Append the path to your instance URL to open the record and see how the value is used.
UI action: Run Now
The Run Now action reads this property to determine whether its rules-engine behavior is enabled. When enabled, users and admins get that behavior; if the property is unset, it defaults to true.
/sys_ui_action.do?sys_id=582cdf9c43312110416dda04aab8f2c4
UI action: Run Skipped Record Rules
The action is available only when the rules engine is enabled and the current record matches an existing upgrade history record. If the property is unset, it defaults to true.
/sys_ui_action.do?sys_id=c0709a86eb1121101d002711385228b3
UI action: View Latest Upgrade History
When enabled, the action is available only if upgrade history is present; when disabled, it is unavailable to users, including admins. The setting defaults to true if no value is configured.
/sys_ui_action.do?sys_id=f276f91b43302110fd275cfd2bb8f208