An item being offered (or demanded). The transactional nature of the offer or demand is documented using [businessFunction](https://schema.org/businessFunction), e.g. sell, lease etc. While several common expected types are listed explicitly in this definition, others can be used. Using a second type, such as Product or a subtype of Product, can clarify the nature of the offer.

The item ordered.

The product that this structured value is referring to.

The service through which the permit was granted.

A pointer to another, somehow related product (or multiple products).

A pointer to another, functionally similar product (or multiple products).

The service provided by this channel.