A couple hoping to add a fourth child to their family have decided it's time to upgrade to a bigger place; Mary works her magic to make their current townhouse more visually appealing; Jon finds them a city home with plenty of customizable space.

A woman and her dog need Jon and Mary's help upgrading to a bigger home; to get top dollar for her current bungalow, Mary must preserve its classic charm and update the confusing layout, while Jon makes some pet-friendly renovations to her new place.

A couple have a house made of awkward angles, confusing layouts and metal sheet fencing; after some clever updates to help them sell, Jon and Mary avoid the same pitfalls of the original as they overhaul their new home by turning walls into windows.

Two longtime clients are looking for a home with a better layout for their family of six; after Mary entices buyers of their current house with affordable upgrades, she and Jon get surprising news while creating a ranch-style home for this family.