It can be a patio, a walkway, a porch, a retaining wall or even a set of steps. Regardless of the project, when it comes to pouring concrete, there are some simple and basic rules that apply to every pour. And if you keep them in mind, the finished product will usually look better and last longer. By the way, you don't have a cement patio – you have a concrete patio. Cement does not contain concrete. However, concrete does contain, among other things, cement, sand and gravel or rock.