mailability
Mailability is the property of a mailitem or message that determines whether it is eligible for transmission through a postal system or an electronic mail channel. In a postal context, mailability encompasses the physical characteristics and regulatory compliance required for acceptance, processing, and delivery by the carrier. In the digital realm, mailability refers to the likelihood that an email will reach the recipient’s inbox rather than be blocked or flagged as spam.
For physical mail, common criteria include dimensions and weight within published ranges, shape suitable for automated
With email, mailability depends on deliverability factors such as sender reputation, authentication (SPF, DKIM, DMARC), list