http://tachiyomionline.com/News/000-for-volunteerism-app/ Voting ends tonight (11:59PM CT) in the Pepsi Refresh SXSW Challenge, where Mashable is supporting SparkHelp. , a location-based mobile application that looks to connect people to opportunities to volunteer in their communities. As a quick refresher, we’re competing against two other teams to help SparkHelp win $50,000 in funding so they can pursue their idea. If you want to help us out, you can... Tue, 16 Mar 2010 16:18:33 PDT en