In the South there are two main foundation types. Concrete Piers with Wooden beams that elevate the house above the ground, and concrete slab foundations that sit on the ground. In this video I'm discussion the merits of these two options with Building Science expert Mark LaLiberte.
Considering all the whiz-bang capabilities SketchUp has to offer, it's easy to overlook how helpful it can be for basic tasks. This episode shows how to calculate accurate (extremely precise, actually) square-up dimensions for any type of layout work with the "Cliculator".