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.

A grassroots organization is encouraging U.S. residents not to spend any money Friday as an act of “economic resistance.”

A grassroots organization is encouraging U.S. residents not to spend any money on Friday to protest the malign influence of billionaires, big corporations and both major political parties.