Your second point - I am not sure I understand everything you are trying to say, but are you running the excellent GNS530 mod from PMS50? If not, you really should. It improves the Garmin functionality in the 530 so much.
Your second point - I am not sure I understand everything you are trying to say, but are you running the excellent GNS530 mod from PMS50? If not, you really should. It improves the Garmin functionality in the 530 so much.