But if you leave before X years you get.... affordable housing for that period rented below market rate to you. So employee lose what exactly ? (I assume) they

But if you leave before X years you get.... affordable housing for that period rented below market rate to you. So employee lose what exactly ? (I assume) they wouldn't be able to mortgage a property at market rate without it > If housing wasn't increasingly difficult to come by, this wouldn't even be on the table as a compelling offer. Well, the city doing exact same thing would certainly be preferable, but this is still helping the problem