An incentive system is a way to motivate or encourage people to do something by offering rewards or benefits for their actions. It is a way to provide extra motivation or a reason for people to work harder or achieve specific goals. Full definition
This is a unique incentive system for any science classroom. (tes.com)
And if that isn't reason enough to join the site, attractive travelers also receive benefits, via a points based incentive system, for signing up. (datingsitesreviews.com)
I believe providing safety nets with incentive systems to make people be the best they can be is the best option. (thecollegeinvestor.com)