Conventional
Wood or steel studs on a foundation, framed walls support the next level or roof. This is typical home construction.
Post Frame
Wood posts imbedded into the ground on concrete pads supporting the roof, walls and doors. Concrete floor is poured last.
Brick and Block
Block walls resting on a foundation support the roof. Steel framing is often used with this style.
Pre Engineered Steel
Large steel frame on an engineered foundation.