The official way to send feedback for Warzone is through Uservoice. Go to Help>Contact>underneath the contact heading, click on the link to UserVoice forum.
Details of which ideas can be submitted to Uservoice can be found at https://www.warzone.com/wiki/Feedback
@Wally Balls it was deleted. Noticed that name changes got deleted so name changes will be ignored.
Edited 2/27/2018 09:09:45