For #1 if you have any Ashkenazi Jewish blood or suspect you do, it's really worth it for peace of mind. A lot of people say they don't get interesting results,

For #1 if you have any Ashkenazi Jewish blood or suspect you do, it's really worth it for peace of mind. A lot of people say they don't get interesting results, but as someone who is 25% Ashkenazi I was pretty happy at the lack of "interesting" findings- to find I carry only a minor form of hemophilia among the Ashkenazi-related genetic disorders 23andme tracks.