I wish that I did some more research on in-game marriage and children beforehand, but then I'd actually be making informed decisions, which takes some of the fun out of my first playthrough. :/ And there's spoiler or two, I realize now.
I also wish that I named my avatar "Jason Bourne". Because it makes a lot of sense.
3DS Friend Code: 0645 - 5827 - 5788
WayForward Kickstarter is best kickstarter: http://www.kickstarter.com/projects/1236620800/shantae-half-genie-hero