//tag::ref-doc[] = Mail Source A source application that listens for Emails and emits the message body as a message payload. == Options The **$$mail$$** $$source$$ has the following options: //tag::configuration-properties[link-to-catalog=true] https://github.com/spring-cloud/spring-functions-catalog/tree/main/supplier/spring-mail-supplier#configuration-options[See Spring Functions Catalog for configuration options]. //end::configuration-properties[] //end::ref-doc[]