One of the easiest, and yet scariest DIYs, is to build cabinet boxes. There are so many different techniques that are used to build cabinet boxes, and every builder will have a preference. I frequently get questions pertaining to my method of choice. So, today I am going to go over the two most common ways on how to build simple cabinet boxes for both the upper and lower cabinets. I promise, they really are not difficult to make. So, jump right in and try it yourself!