This will prevent Kate from sending you messages, friend request or from viewing your profile. They will not be notified. Comments on discussion boards from them will be hidden by default.
“Practicing an art, no matter how well or badly, is a way to make your soul grow, for heaven's sakes. Now, I mean, I'm talking about singing in the shower, I'm talking about dancing to the radio, I'm talking about writing a poem to a friend--a lousy poem.”
―
Kurt Vonnegut, Jr.