Player #1 invites player #2
bother level to 60
Player #2 can grant 1 level every 2 levels gained.
So player #2 gets to level 60 he can grant 30 levels to Player #1
Player #1 invites player #2
bother level to 60
Player #2 can grant 1 level every 2 levels gained.
So player #2 gets to level 60 he can grant 30 levels to Player #1