When Claire was reading Alex's application letter at the end,Alex wrote "and I know you're not reading this, mom" in line 6.
There is no Group Call feature in FaceTime when this episode was released. This plot device was generated by specially written software for this episode.
Highest rated episode of the series.
This entire episode was filmed with iPhone 6s, iPads, and MacBooks. Apple does not sponsor the episode, however, when they heard about the script, they provided the show with all the products needed.
One of Haley's friends who liked her "Got Married" Facebook post was Zack Barbie. Zack Barbie is the person Phil, Claire, Cam, and Mitch tried to sell the house to in "Flip Flop" (S04 E20).