Good point. He could do that on a number of things. After the EPA spill he said that should have been handled locally. So a policy on redefining and limiting the EPA's mission with a shift of some responsibilities to locals could be a significant boost.
Common Core/Education
EPA
Jobs
Trade Policy
Healthcare
Energy
Protection of Religious liberties
etc.
Donald could set the agenda every 2 weeks to 6 weeks with a new policy and he would continue to dominate the news.