The accommodation or free rent is absolutely rampant. that can be worth up to 18 grand a year for someone so that's pretty substantial. A lot of clubs have wealthy people who want to see the club improve and these things happen.
So while it's great to offer open season to inter county transfers this is what it breeds as a by product. To get up a level Clubs feel they have to go down this road to attract players and it just becomes an arms race.
Moving up a level there are county boards paying the rent of lads living in Dublin who have to travel home to other counties to train too.