Oh my gosh! I ripped down walls of sheet rock and painted a lot of rooms in my house. You tube, online diy sites, pintrest, or books may be able to help. It just took me a lot of time then I married a contractor so it's a rental. Break things down into smaller projects. First complete the areas you use the most. Don't give yourself a strict deadline. Maybe if you play music, take a lot of breaks, and some vitamins help with energy and concentration like B 12 and ginkgo.