Dropbox is offering 1GB extra space for installing mailbox and registering.
Instructions
1. Install Mailbox.
2. Log into Gmail account via Mailbox app.
3. Link your Dropbox account.
4. Verify that 1GB was added by logging into your Dropbox account.
Hi everyone!
You can now 1GB of additional space by linking your Dropbox account with Mailbox! To find out more, visit:
https://www.dropbox.com/getspace
All you need to do is download the Mailbox app on your iOS device and link your Dropbox account. Once you've done that, go to the link above and the bonus will >appear in your account.
Enjoy!
If you are new to dropbox and would like to sign up I would appreciate if you could use my referral link to join. By using my link we both get extra 500 MB.
My referral link: http://db.tt/ayDkw2WT
Awesome! Thanks OP!