One Portland, Oregon interior designer has found an effective way to fund projects to eliminate the epidemic of homelessness in Oregon – because nonprofits need profits, after all. Her system is similar to when retailers ask shoppers to round up and give the change to charity. She is adding a 1% line item to each client invoice as a way to generate funds for nonprofits. And other local interior designers are joining her. Oregon struggles with homelessness rates despite having one of the highest state tax burdens in the country. The interior designer decided to look to the real estate…