Source: Schema.org v30.1 vocabulary. Official returnMethod property definition.
What does returnMethod mean?
The type of return method offered, specified from an enumeration.
Used on types (domainIncludes)
Expected value types (rangeIncludes)
Schema.org domainIncludes and rangeIncludes are descriptive guidance, not strict validation prohibitions. Check the official reference for updates.
Related reference
Browse all Schema.org types and properties · Google feature support status