After graduating from college, Alyson and Salma started their own photography business. They currently hold photo shoots with clients at outdoor locations or in Salma's basement, where she has a small studio. Their business has grown substantially, and Alyson and Salma are looking to renovate a building in town, which will have two studios. In addition, they would like to hire another photographer. Alyson and Salma would likely seek funding from which of the following?