Role and capability matrix

Capability	Cashier	Manager	Owner	Android	Web
Create ordinary sale	Yes	Yes	Yes	Yes	Yes
Use PIN counter login	Yes	Optional	Optional	Yes	No
Apply in-policy discount	Yes	Yes	Yes	Yes	Yes
Approve protected discount	No	Conditional	Yes	Yes	Yes
Refund invoice	No	Conditional	Yes	Conditional	Yes
Open and close own shift	Yes	Yes	Yes	Yes	Yes
Reopen closed shift	No	No	Yes	Conditional	Yes
Manage products, locations, employees	No	Conditional	Yes	Yes	Yes
View audit trail and settings	No	Conditional	Yes	Conditional	Yes

Individual screen contracts must name the relevant entitlement/API rule and must not replace this product-wide matrix with locally invented role names.