Here's the 'Defunding Obamacare Toolkit' PDF made by the Tea Party. Includes sample tweets, letter templates, and possible responses to the question "What happens when you shut down the government and you are blamed for it?":
http://www.teapartypatriots.org/wp-content/uploads/2013/09/Tea-Party-Patriots-Defund-Obamacare-Toolkit-Final.pdfPDF Properties > Author: Shonda Werry. A former Republican Staffer and a Lobbyist. Definitely a Grassroots movement...