Seems to be net savings, quoting someone else :
The societal cost of a shelter stay in Vancouver is estimated at $93 per night (6), so fewer nights in shelters generated a societal cost savings of $8,277. After accounting for the cost of the cash transfer, the reduced shelter use led to societal net savings of $777 per person a year.
Share your music library, download directly from other users library. Both are compatible, just different clients.