While not many Indians are buying, developers have seen a spike in enquiries and demand from non-resident Indians in the ongoing financial year. Developers say a weaker rupee, return of several Indians from Middle East and lower interest rates for housing loans are some of the triggers. As many as 40,000 NRIs could be looking to purchase assets in India. If this demand gets converted into sales once travel curbs ease, this could be a “historical high”, he said.