Intra-Currency Pair Spread (also called as 'calendar spread') consists of one long futures and one short futures contract. Both have the same underlying but different maturities.
Inter-Currency Pair Spread is a long-short position in futures on different underlying currency pairs. Both typically have the same maturity.
Forex Inflows into india - Exporters, FPI / FDI , Foreign Tourists , Foreigner /NRI buying Indian Assets, NRI Remittance into India. Click here for Video
Hedging Strategy for entities bringing forex into india - SELL USDINR Futures
Forex Outflows - Importers, FPI outflows, Indians going on Foreign Tours, Indians investing in Foreign Assets