Increase in the future expected nominal exchange rate of domestic currency (agents expect that nominal exchange rate of domestic currency depreciates in future) ceteris paribus causes nominal exchange rate of domestic currency to depreciate. 

Increase in domestic interest rate ceteris paribus causes domestic currency nominal exchange rate to appreciate.

Increase in foreign interest rate ceteris paribus causes domestic currency nominal exchange rate to appreciate. 

Increase in the future expected nominal exchange rate of domestic currency (agents expect that nominal exchange rate of domestic currency depreciates in future) ceteris paribus causes nominal exchange rate of domestic currency to appreciate.