People’s Union USA says the blackout comes in response to the fact that “corporations and banks only care about their bottom line.”

A Feb. 28 grassroots campaign is calling for a no-shopping boycott on all major retailers. Here's why (and if it will actually work).

An effort to encourage U.S. consumers to participate in a day of protest by not spending money Friday has picked up momentum online, with thousands of people across social media saying they plan to take part in the “economic blackout.