"Happy?" he asked as the crowd cheered his announcement with chants of "Modi, Modi".
"There is even more to come," he said smilingly.
He announced that NRIs staying in India for long had to visit the police station, and "there is no need for them to do that anymore".
Modi said the government will join the People of Indian Origin (PIO) and Overseas Citizenship of India (OCI) schemes for the diaspora and a new scheme would be announced soon.
He also said the Indian missions in the US would grant long term visas to US citizens and US tourists would get visa on arrival in India.