How to Save Un-sent e-mails to Inbox Instead of ‘Drafts’ (Outlook 2013)
You can change where Outlook saves drafts of your unsent e-mail messages. By default Outlook will save the messages in the ‘Drafts’ folder. For me its “out of sight, out of mind”, and I frequently forget I have saved a draft of an e-mail message. It will help you to remember the unsent message if you save them to your Inbox.