Dear All, First of all, happy new year for every one here in the list. i have 2 questions here i want to discuss it with you, & i would like to know your reply. every one know how to use the exmerge utility, and its fuctionality. as i understood, it used to extract all the data from the mail box on the exchange server and put it in the PST file. now, i had a user called jackson, his mailbox was size of 50 MB. i run this toll on my exchange server and extract it to him and all of his e- mails becomes on PST file. now, every thing from his mailbox was completely getout from the server database and become in the PST file . is that correct ? 2- when i open the ESM, and under the fisrt storage group & then under mailbox store & then under mailbox, i found that the size of this user for his mailbox STILL 50 MB ???????????? can i know why is still that ? and is that correct when i am extracting the database from the mailbox, it should become 0 ? is taht correct or wronge ? and do you think i am in the correctway ???? ======================================================= second questions, i have here one of my user he is under the domain and he has a user name & password & e-mail for that domain, when this user try to send an e-mail to any one inside our organization, the other user receive the e-mail but with this things on the subject :- "[SPAM (Non-existent user)] - your contavt - Local recipient does not exist" can i know why ??