So with our current ESP we have logic queries in our footers that look like the below to direct them to our ESP's unsub page or our internal hosted unsub page: <#if unsub-i-is-null>${form('myesp_hosted_unsub', {}, 'EMAIL_ADDRESS_=' + EMAIL_ADDRESS_)}<#else>https://www.mysite.com/page?t=lun&eid=eml-e...