As a business owner or employee, it is important to know how to pass a urine drug test. While there are many methods and techniques that can be used to pass urine tests, the best way to pass one is by using a urine drug test full service. This type of test is designed to screen for all types of drugs and includes more sophisticated testing methods than a standard urine drug test. By following the steps in this article, you will be able to master urine testing in full service in simple steps.