Once I archive emails to Vaultastic, can I delete aging emails from my primary mailboxes? Do I need to maintain another backup?

Yes, once your information is securely archived in Vaultastic, you can safely delete aging emails from your primary mailboxes. 

Vaultastic provides robust data durability and availability, with a disaster recovery site that stores multiple redundant copies of your emails. 

Vaultastic’s cloud storage offers 11 9’s of durability, ensuring an extremely low risk of data loss (near zero RPO). With this level of protection, there is no need to maintain another backup.