It seems that the ability to drag and drop emails directly from Outlook to ASM is functionality that was NOT carried over from vFire Core. This is an incredibly useful feature for our end users because we are required to attach emails to RFCs to show proof of UAT approval pre-change. It is also heavily used by analysts to attach various documents to calls and tasks to aid in processing of those items within the tool This functionality already works from Windows Explorer, but it seems it does not work from Outlook.
This is related to feature suggestion AS-I-355.