Use Oldham (SD) undeveloped land to build on for your company's premises, commercial use, or use the land for agriculture like produce crops or raising cattle. You will need to check with the local Oldham (SD) municipality for any zoning restrictions, the Oldham (SD) authority should answer all your questions. Thorough research is always wise, signing a contract prematurely could hamper your business plans, hold up permits, and generate fines.