Vero

An email marketing automation platform (brand/tool name) referenced in the source list.


VMC

Verified Mark Certificate: a certificate validating a brand’s logo ownership for BIMI implementations in supporting inboxes.


Warm reputation

A well-established, stable positive reputation for a domain/IP with mailbox providers, supporting consistent inbox placement.


Warmup/ramp-up

Gradually increasing send volume on a new or changed domain/IP to build positive reputation and avoid filtering/deferrals.


Whitelisting

Whitelisting is the practice of explicitly approving a sender/domain so their messages are more likely to reach the inbox (e.g., adding to an email client’s safe-sender list).