It's a movie where the neighbors hate each other but happen to be secret pen pals.

You've Got Mail? If not, maybe you could be a little more specific.

How about Meet Prince Charming?

It's a movie where neighbors who hate each other happen to be secret pen pals. Its not a very
Famous movie. It's not You've got mail or shop around the corner or in the good old summertime.
It's a relatively recent movie. Probably after the 90s