Sorry I'm a day late with this...I have a nasty sinus infection and spent most of yesterday on the couch blowing my nose and sleeping. Here is Tip #3:
It’s not a mistake, it’s a creative opportunity! Card Stock has 2 sides for a reason! You can always flip it over! Just because something doesn’t turn out exactly the way you wanted it to doesn’t mean it’s ruined. See what else you can make from it.