Depending on the records merged, family and contributions information may change.
The duplicate (Merge From) record is the only person in the family.
All family data is removed from ACS.
The duplicate record is not the only person in the family.
All other family members' data remains in ACS.
The preferred record and duplicate record are in the same family.
The records are merged, and no family data changes in ACS.
The duplicate record has a combined envelope number.
The remaining record in the duplicate's family is updated to no longer have a combined envelope number.
The preferred record has a combined envelope number.
All gifts from the duplicate record are added to the Head's record for the merged individual.