, A very important step, a normal step in the case of an information technology project or new IT system being put into place, is that final sign-off. Well, in this particular instance, we couldn't find the documentation of that final sign-off.
In the end, the only thing you can say is that because the project executives believed that the system was ready to launch, the system was launched, and there was no further identification of anybody else who needed to give that approval.