Log into ADP and change your address there, if you don't remember your password then select Forgot Password.
Yes, please contact HR and let them know your situation. Pay rates cannot be a guaranteed transfer, but we will work with you and let you know your options.
PTO requests are all done thru your EPAY app, but a discussion with your manager is recommended first.
This can be viewed in EPAY, it's always available on your main screen.