The number of interactions for the CreativeWork using the WebSite or SoftwareApplication. The most specific child type of InteractionCounter should be used.

The warranty promise(s) included in the offer.

'vendor' is an earlier term for 'seller'.

Indicates whether the vehicle has been used for special purposes, like commercial rental, driving school, or as a taxi. The legislation in many countries requires this information to be revealed when offering a car for sale.

Whether the property must be filled in to complete the action. Default is false.

Specifies a regular expression for testing literal values according to the HTML spec.

Indicates the name of the PropertyValueSpecification to be used in URL templates and form encoding in a manner analogous to HTML's input@name.

Specifies the minimum allowed range for number of characters in a literal value.

Specifies the allowed range for number of characters in a literal value.

A music recording (track)—usually a single song.

The "temporal" property can be used in cases where more specific properties (e.g. [temporalCoverage](https://schema.org/temporalCoverage), [dateCreated](https://schema.org/dateCreated), [dateModified](https://schema.org/dateModified), [datePublished](https://schema.org/datePublished)) are not known to be appropriate.

A material used as a surface in some artwork, e.g. Canvas, Paper, Wood, Board, etc.

Events that are a part of this event. For example, a conference event includes many presentations, each subEvents of the conference.

The stepValue attribute indicates the granularity that is expected (and required) of the value in a PropertyValueSpecification.

The most significant URLs on the page. Typically, these are the non-navigation links that are clicked on the most.

A sibling of the person.

The audience eligible for this service.

A season in a media series.

A season in a media series.

What type of code sample: full (compile ready) solution, code snippet, inline code, scripts, template.

Runtime platform or script interpreter dependencies (example: Java v1, Python 2.3, .NET Framework 3.0).

Review of the item.

Component dependency requirements for application. This includes runtime environments and shared libraries that are not included in the application distribution package, but required to run the application (examples: DirectX, Java or .NET runtime).

Whether or not a property is mutable. Default is false. Specifying this for a property that also has a value makes it act similar to a "hidden" input in an HTML form.