Establishing a major donor strategy is arguably one of the most effective ways to establish a significant, long-term funding source for your nonprofit. Ideally, major donors and nonprofits enjoy a long, mutually-beneficial relationship where the donor uses their resources to make big things happen at an organization they cherish. But how do you begin to build this strategy? How do you discover the giving potential of those in your community? Below are three top tools to help complete donor prospect research.