* *sendMailMode* = `<string>` - **html** - if set, the e-mail body will be rendered as html.
* *sendMailSubjectHtmlEntity* = `<string>` - **encode|decode|none** - the mail subject will be htmlspecialchar() encoded / decoded (default) or none (untouched).
* *sendMailBodyHtmlEntity*= `<string>` - **encode|decode|none** - the mail body will be htmlspecialchar() encoded, decoded (default) or none (untouched).
* *sqlBefore* / *sqlAfter* = `<string>` - can be used like with other action elements (will be fired before/after sending the e-mail).
* To use values of the submitted form, use the STORE_FORM. E.g. `{{name:F:allbut}}`
* To use the `id` of a new created or already existing primary record, use the STORE_RECORD. E.g. `{{id:R}}`.