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Bizzy sends email for you when you email an invoice, when an agent sends a template, and when an automation sends one with nobody present. The same rules apply to all three, including every retry of a delayed message.

Addresses that can send

Send from a Bizzy-hosted address on a domain whose email setup has finished. A connected Gmail or Outlook mailbox delivers mail to your inbox but cannot send; choose a Bizzy-hosted address instead. A send from an address that has since been disabled, or whose domain has lost its email setup, is refused — including one an automation queued earlier. An invoice shows the reason on its Delivery card; an agent reports it in chat.

Transactional and marketing

Every message is labelled transactional or marketing, and the label decides which recipient rules apply. Invoices are always transactional. An agent or automation states the label when it sends a template; it must not label marketing content as transactional. See the Acceptable Use Policy for what each kind of mail requires.

Marketing email

Marketing email goes only to people who agreed to receive it. Before you send, record each person’s opt-in: how and when they agreed, and where you keep the proof. Record only real, explicit agreement — never bought, scraped or cold-outreach addresses, whatever the recipient’s country or whether they are a business. An agent reports anyone without an opt-in as skipped and mails the rest. Withdrawing an opt-in stops marketing to that person, including messages already on their way. Add your business’s mailing address before you send marketing email; until you do, marketing sends are refused. Every marketing message goes to one recipient. When an agent sends a marketing template to several people, each gets their own message, and cc and bcc are refused. One send reaches at most 50 people, so a longer list goes out as several sends. Each message ends with your business name, your mailing address and an Unsubscribe link; email apps that show their own unsubscribe button use the same link. A recipient who unsubscribes gets no more marketing email from any of your addresses, and an agent reports them as skipped. Recording a new opt-in does not undo an unsubscribe. Transactional email, invoices included, still reaches them.

Agents and automations

An agent sends email when its emailTemplates › send action is set to Allow, or when you approve the request in chat. An automation sends only with Allow. Its final allowed run can still deliver email after the automation reaches Completed. Turning it off, pausing it, deleting it, letting it expire, or changing that permission stops email that has not yet been sent. See Resource permissions.

Addresses that stop receiving mail

Some replies from the receiving side close an address for good:
  • The recipient reports a message as spam.
  • Their mail server rejects a message permanently, because the address does not exist.
  • The delivery service refuses to attempt a message, because an earlier bounce or spam report already blocked the address.
From then on nothing is sent to that address from any of your addresses — invoices and replies included. The block holds for a retry and for a send scheduled before it happened. An invoice shows Refused on its Delivery card; an agent reports the refusal in chat. Only a message sent to that address alone counts. A report about a message with several recipients cannot say which of them it concerns, so it blocks nobody — the message still shows as bounced or reported. A temporary rejection — a full mailbox, a server asking you to try later — does not block the address.

When sending is paused

If your mail draws too many spam reports or bounces, Bizzy can pause all email from your business while it reviews your sending, as the Acceptable Use Policy allows. Until the pause is lifted every send is refused, invoices included, with a message asking you to contact Bizzy support. Messages refused during the pause are not sent later.

Next steps

Email templates

Send a template from an agent or automation

Bizzy-hosted addresses

Create an address that can send
Last modified on September 27, 2026