Go to the login page, enter your username, and then click the "forgot password?" link. You should receive an email with a temporary password. Log in using this password.
Once you are logged in, click on the Tools link and choose My Preferences. From there, you can reset the password using the temporary password that was emailed to you as the old password.
Send a request to selfhelp@providence.edu and one of the administrators will create your account. Accounts will be created only for current PC students, faculty, and staff.