Planning Memos, Backgrounders, and you...
Your only other assignment at this point is to review the information on the page, Evaluating Press Releases, to be sure your assignments follow all the guidelines for professional work.
And your rewrites, of course...
It's not too soon to start thinking about your final portfolio -- Check the Final portfolio link for more information.
If you want an extra credit assignment creating a backgrounder check out the Final portfolio link.
Keep up the good work,