You can add multiple publications to your company. For each publication you pay an additional $25.
In order to do this you first update your configuration in Account settings. In the upper right drop down menu, select Account settings. In the first tab called Current configuration, select to add a Print publication by enter a no 1 in the column for new units. Then click the green button for Update configuration.
Now you can add your new publication. Go to Production >>> Magazines and click the green New button to add a new publication. Select default sizing, pricing, etc. and then click Save. Follow up to add issues, products and more to create your new publication.