Ready-mix concrete is easy to find. An individual can take delivery of ready-mix concrete via a cement truck. Alternatively, he can buy dry concrete mix and prepare and pour it himself.
ReadyMix-Concrete.com has a nationwide network of cement suppliers that allows a user to find a local supplier and have a cement truck deliver what he needs. Dry concrete is also available at home improvement stores. The Home Depot has a variety of dry concrete that a user mixes himself. The Home Depot also has any tools and additives necessary for preparing and pouring concrete, and some locations offer workshops that provide instruction on the subject.