Hi, We have merger of 2 companies Company X with domain abc.comCompany Y with domain xyz.comBoth of them working with exchange 5.5. I need to create an additional address book i.e secondary address book on both the companies end.Company X should posess their own GAL along with secondary address book of Company Y and Company Y should posess their own GAL along with secondary address book of Company X.Can anybody help me solve this problem !!Regards,Zaf