Jake, a 21-year-old college student in Los Angeles, invests $30 on 33needs.com in William, a social entrepreneur from Malawi who builds windmills to provide clean energy and water. William's project needs seed funding to scale its impact. Jake will receive a small percentage of William's future revenue in return. Both William, who can now grow his business, and Jake, who supports a solution to global problems, benefit from this model of crowdsourced social investing through 33needs.com.