Perhaps you are new to the business of concrete work. If so, you can avoid costly pitfalls by learning and adhering to some basic field practices that have been thoroughly tested both on the job and in the laboratory. The most important rule to keep is: Know your product!! This is important for one simple reason: if a job goes wrong , the contractor should be able to trace the trouble. Fortunately, most problems can be solved before they start by properly handling, finishing, and curing the concrete. Even if you are practicing good concrete practices, other problems will face you. Now that your a business man you must concern yourself with having sufficient capitol and sound credit policies. One thing also to be careful about is the contract. Contract problems, happily enough, are at a minimum when the job is satisfactorily done.