Business leaders can illustrate the regions in Tamil Nadu with high sales potential, current office locations, and areas with maximum customer base. Educators can highlight the locations of prominent educational institutions, like the Madras Medical College, the Indian Institute of Technology (IIT) Madras, etc. You can also visualize the locations of major power plants and energy resources across this Indian state. You can also include these map illustrations in your slides to showcase interesting facts about Auroville (City of Dawn), an experimental and universal township in this state.