I live in South Dakota, I read on the Tesla website that "Tesla lending is available for applicants in the following states: AZ, CA, CO, FL, GA, HI, ID, IL, IN, MA, MD, MN, MO, NV, NJ, NY, NC, OH, OR, PA, RI, TN, TX, UT, VA, WA."
What are good third-party options in this case?