A couple other distinct alternative for you to think about:

• Our team constantly communicated by email.

• Our team kept in constant communication using email.

What is your ultimate purpose in life?

I was wondering whether the person asking the question meant ‘perfunctory’ or perhaps ‘pedantic’, but those don’t quite work in the context. What is my opinion and opinion about the English adjective given by you if you are not a native English speaker? How do you replace punctual with punctual with ‘possible’? The trick described as ‘punctual solution’ is an effective hack; it is also slightly messy because it requires changes.