Aye, there's the rub matey...no easy simple solutions to YOU using your electronic navigation equipment. Kind of like sailing, time on the water, or time spent looking at that little screen and reading the manual. Yes, you will be making mistakes, that is part of the learning process.
paper charts still work.....
I prefer paper charts but sometimes don't have the necessary ones!as for mistakes on my first attempt gps=easy gps I somehow erased the preloaded charts and I didn't even figure out how,thanks