Pick a category of animals that the sanctuary/rescue specializes in and develop a name, logo, and mission statement. The animals can be wild or domestic. Use mapping technology and locate a place for the sanctuary/rescue. Determine the costs to purchase land and or buildings to get the sanctuary started.
What other expenses will the sanctuary/rescue encounter? Keep track of these other expenses. Develop marketing materials to inform people about your sanctuary/rescue. Create a presentation informing people who might want to donate money to your cause about the benefits and reasons why this sanctuary/rescue is important. Create a public service announcement to be played on mass media that brings awareness to the cause. Create a timeline of your progress through this problem.