First, there is good advice about surviving an economic apocalypse. Advice that applies to a large-scale as well as a personal financial meltdown. Saving, controlled spending, supplemental gardening are all ways we can deal with and delay a monetary disruption.
Now, for the story: Typical anti-federal gun lust. Typical pro-Christian condemnation of a secular government as prescribed by the First Amendment. The story also has the usual holes of ignoring what the Constitution actually says. One cannot claim to be a strict constitutionalist and then ignore the outcome of the process prescribed by the Founders.