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addOn

A Schema.org Property
Thing > Property :: addOn
An additional offer that can only be obtained in combination with the first base offer (e.g. supplements and extensions that are available for a surcharge).

Values expected to be one of these types

Used on these types

Acknowledgements

GoodRelations Vocabulary Terms
This term uses terminology from the GoodRelations Vocabulary for E-Commerce, created by Martin Hepp. GoodRelations is a data model for sharing e-commerce data on the Web. More information about GoodRelations can be found at http://purl.org/goodrelations/.