Our group pays 2/3 for rental of meeting place. We pay also to GSO, Area, and District. Are there any guidelines as to what percent that should be paid to GSO, Area, and District?
AA World Service publishes a pamphlet viewable at http://aa.org/en_services_for_members.cfm?PageID=153
Since groups are autonomous by Tradition how they spend their money is entirely up to the group.