navionics update

I like to fish the Broughtons, where it seems that many of the best fishing areas are in or near Rockfish Conservation Areas [RCA's]. When I upgraded my 1990s Lowrance in 2017, I was amazed at the charting, but disappointed that the charts didn't include the RCA's. After a bit of conversation...

I like to fish the Broughtons, where it seems that many of the best fishing areas are in or near Rockfish Conservation Areas [RCA's]. When I upgraded my 1990s Lowrance in 2017, I was amazed at the charting, but disappointed that the charts didn't include the RCA's. After a bit of conversation...

I got a computer prompt from Navionics; YOUR PLOTTER CARD SUBSCRIPTION HAS EXPIRED What does this exactly mean ???? Is this for the updates only is it worth updating for 50%, what do you think guys ?? Thanks