The customer is a hospital blood bank coordinator facing a critical shortage of a rare type with no fast way to reach the small number of matching donors in the area beyond a general public appeal. Money comes from a service agreement with hospital systems and blood banks paying for access to a verified, opted-in rare-type donor network rather than broadcasting to the general public and hoping.
The life-or-death urgency here is real and not manufactured for marketing effect, and that genuine stakes-driven framing is what gets rare-type donors to actually opt in and keep their notification preferences current, since they understand their specific registration might be the one that matters during an actual shortage.