There are 3 homes available in Roane County that have the option of lease purchase. There are also 14 condos that have the option of lease purchase in Roane County. These 17 properties are listed by Realtors, and the sellers would entertain a lease purchase. Let me know if you're interested, and I'll send you the list.
You could also check the newspaper, craigslist, or try driving around to find them.