config.yml changes put worlds section like so below
Code (Text):
notify-update: true
#which world is it allowed to claim in
worlds:
- world
- world_nether
- world_the_end
economy:
cost: 1000.0
refund: 750.0
#each claim adds %25 of the cost
#first claim $cost
#second claim $cost + %multiply of cost
#its best to test it out before using it public
multiply: 25