concern · the second axis
Availability
A facet every product is described against — it covers whether it can be obtained. A concern gathers the same questions across every kind, no matter where each kind sits in the family tree.
the questions here
7 questions in all: 1 measured figure (inventory quantity), 4 answered from a set list (availability status, oversell policy, eligible region and 1 more) and 2 free-text or code fields (availability starts and availability ends).
A facet every product is described against. A concern groups the same questions across every kind — an axis orthogonal to the kind-tree.
questions in availability7 properties
| availability status | ◇token |
| inventory quantityhost · carries 3 | №number + unit |
| oversell policy | ◇token |
| availability starts | “free text |
| availability ends | “free text |
| eligible region | ◇token |
| ineligible region | ◇token |