Yep there you go - send the email (P1 Template + Same Subject line) individually to all these Email IDs.So you used following email IDs
You can just add @cic.gc.ca at the end of the following:
cic-calgary
cic-etobicoke-landings
ircc.clientportalhm-mhclientportail.ircc
ircc.clientportal-portailclient.ircc
ircc.clientportalprairies-prairiesclientportail.ircc
ircc.clientportalontario-ontarioclientportail.ircc
ircc.clientportaleast-estclientportail.ircc
or any other email id?
