| Subject | English | Portuguese |
| comp., MS | active mailbox | caixa de correio ativa (A mailbox that has been accessed at least once in the last 30 days) |
| comp., MS, Braz. | active mailbox migration | migração de caixa de correio ativa (The stage during the e-mail migration when the migration service is actively provisioning new cloud-based mailboxes) |
| comp., MS | active mailbox migration | migração da caixa de correio ativa (The stage during the e-mail migration when the migration service is actively provisioning new cloud-based mailboxes) |
| comp., MS, Braz. | Active Mailbox Subscriptions | Inscrições do Active Directory (A counter that measures how many active mailbox subscriptions there are at a given time) |