If power were decentralized to state and local governments, there wouldn't be such a a powerful federal government to lobby and bribe. Perhaps buyers could get a price discount if they consented to having their data used. But the presumption should be that buyers do not divulge personal information about themselves without their consent. Government tax money should not finance abortions. None that I can think of.
Vouchers are a great idea.
The federal Department of Education should be abolished. Non-credentialed teachers should not be hireable. Privatize Social Security. Benefits would be greater and taxes less. An ultimate safety net can be provided through local, private charities to catch people falling through the cracks.