1 Gb from Dropbox for Mailbox users

IOS users have the opportunity to get an additional 1 Gb of network storage Dropbox, for this you do not need to go through the quest with the Brazilian TIN and pick up the free phone numbers of the Brazilian operator. This time, everything is much simpler for Mailbox owners.

1. Install the Mailbox App (iOS).
2. Log in to your Gmail account using the Mailbox App
3. Go to your Dropbox account in the MailBox settings and click on “connect Dropbox account” there.
4. Enjoy extra gigabytes.

Source
"Bourgeois" forum
Dropbox forum