Are they job hopping, in which case wouldn't that also be a revenue stream for 70MR? Did they find that it was such a sellers' market that they didn't need 70MR's services to get good jobs anymore?
I never really understood this "shortage of workers / great resignation" phenomenon to begin with, so perhaps this specific situation would be a good one to use as a concrete example.
The same way companies offer a bonus to current employees if they recommend some for hire and they maintained their employment for 90 days or so.
But if the applicant pool is bad with the majority quitting then I could see employers leaving the platform.