 They cited "Spinelli v. United States", a case decided just before the issuing of the warrant that set precedent on how these warrants were to be approved.Joining with "Aguilar v. Texas", a case that established "hearsay" information was not enough to produce a warrant, a two-pronged test was established in 1969, known as the “Aguilar-Spinelli test”.The test required two crucial pieces of information