If a machine is shared by multiple users, how can you update a user's
audience on log in and then clear it on log out? In our example, we
target a banner in our logged in app to an audience A.A user, who
qualifies for audience A, logs in and sees the Target banner in the
app.That user logs out, but does not close the browser window. In the
same session, a user, who does not qualify for audience A, logs in and
also sees the Target banner in the app.This is the wrong behavior. How
should I set up ...