Professional my one of the client is moving mailbox data from Ithink to gmail means they have purchased domain from google and hosted their 2000 mailboxes with google now i am giving them assistance for mailbox data migration below are the steps i am following:-
1. download whole data from i think to outlook pst.
2.configure their outlook profiles with google pop settings.
3. import their old pst into new profile
4. change of mx records from client DNS server
please correct if i am going wrong at some place.