Interface should not have properties?

Question

My office colleague told me today that is bad practice to use properties in interfaces. He red that in some MSDN article(s), which I couldn\'t find (well I was trying few ti

Answer 1

Practically, a property is set of two functions: one to get the value, and one to set the value. Even though properties are first class "features" of C#, this is still true.

Why wouldn't properties be allowed in interfaces?