“The FISA applications relied entirely on information from the Steele… from the primary sub-source’s reporting to support the allegation that Page was coordinating with the Russian government on 2016 U.S. presidential election activities. However, the FBI did not share this information from department lawyers, and it was therefore omitted from the last two renewal applications,”
https://thefederalist.com/2019/12/11/horowitz-fbis-fisa-applications-against-carter-page-relied-entirely-on-steeles-sources/
Its obvious that people who needed an "insurance policy" against a trump presidency didn't need a dossier to start investigating trump, but they needed some made up stuff to convince the FISC to allow them to start surveillance.
Try to keep up.