NYS Email privacy laws and small businesses?

If someone belongs to an organization and they are accused of suspicious activity using the groups email account and if the head of the organization goes into this persons email without their permission is it illegal in NYS?

how can I eliminate yahoo group activity messages in my email screeens?

I have asked this question previously and tried implementing answers given the first time I asked this question. When I am reading emails on MSN, yahoo insists on posting an annoying group activity statistics in mid screen of emails I am attempting to read. If the email margins go to far to screen center a [...]