Almost every commercial building owner and their architect needs to ask this question at the beginning of a new project. I'll show you how to navigate the  building code with plenty of examples.

Commonly just called ADUs, accessory dwelling units are small living spaces that are built on a lot that already contains a house. You might know them by their other names such as carriage house, casita, or granny flat.

A "poptop" is a second story addition on an existing one story home.

My guide to getting the kitchen of your dreams.