Is there a way I can stop my newsletters from being treated as spam?
From Bravenet Wiki
Yes, you can specify a name to be used as the sender. This may cause fewer spam filters to treat your newsletter as spam.
1. Log into your Bravenet account
2. Click on the Mailing List Service tab
3. Click on the link "Mailing List Settings"
4. Enter your name in the "Reply Name" field
5. Click the button "Save Changes"