Step 1) First you can set up an Email in Nx Messenger.
Step 2) Select the Email option in the General mail option.
Step 3) After that Go to Reports > Utility Reports > General Mailer.
Step 4) And click Select options and then select the Party based on the Location , Group , State , City , Area ,Street and Reference.
Step 5) After that go to Email .
Step 6) And add Content below and then send mail there to show all mail id and also add Subject also.