This woman isn’t waiting for someone else to address her city’s homelessness problem. Instead of investing in a second house for her and her family, Jessica Pearce of Melbourne, Victoria recently bought four houses for the homeless. style=”display:inline-block;width:300px;height:250px” data-ad-client=”ca-pub-8420654331411867″ data-ad-slot=”1313712966″> The houses, which she says she only bought a few days apart from each other, are…