as abc seven news reporter lena howland shows us, the point of this day is to showcase the vital role of immigrants in the u.s. economy. >> storefronts look a little different in san francisco monday morning, this restaurant in the mission closed, and street vendors that would normally line mission street mostly gone. >> it's not to affect businesses easiest to prove your car with our power, with our money, but we can contribute to this country for the economy. >> rodrigo lopez is president of the mission street vendors association, who works. >> as a. >> street vendor himself. but on monday, he chose not to work, standing in solidarity of a day without immigrants. this is an annual day of protest, but it was moved up a few months in response to president trump's immigration policies. with no school, no work, and no shopping. >> we played almost the same role. like everyone, we pay taxes, we buy houses, we buy cars, we spend money every single day like everybody else. it is no different. we are the same. >> organizers say the goal behind this day of action is to highlight the vital ro