Provider limits
Outlook / Microsoft 365 Sending Limits vs Cold Email Volume
Understand Exchange Online service limits and why a cold email operating limit should remain a separate decision.
Microsoft integration
Bring Microsoft sending accounts into the same workspace as your campaigns, contacts and sending controls.
No invented deliverability promises. You control the mailboxes and sending limits.
01
Authorize an account, keep its status visible and assign eligible mailboxes to campaigns.
Use the supported authorization flow instead of sharing a mailbox password.
Supported reply signals can stop remaining sequence steps.
Keep sending settings specific to each connected account.
02
Production availability depends on the Microsoft connection being approved and enabled for the active MailQV environment.
Integrations
Ready when you are
Resources
Quick reads to help you plan audiences, sending volume, sequences and measurement before launch.

Provider limits
Understand Exchange Online service limits and why a cold email operating limit should remain a separate decision.

Deliverability
A practical explanation of the three core email authentication mechanisms and how they work together.

Sending volume
Scale a campaign with mailbox pools, individual limits, shared suppression and clear operational ownership.