ManageEngine Exchange Reporter Plus's mailbox traffic reports offer a clear insight on the mailbox traffic both by numbers and size. It equips an Exchange administrator with the information needed to keep a tab on the mailing activities of exchange mailbox users. Exchange Reporter Plus can also offer Distribution List Traffic reports. Following are the four important distribution list traffic reports from Exchange Reporter Plus: Distribution List By Message, Distribution List By Size ,Users of Distribution List By Message, Users of Distribution List By Size. These four distribution list traffic reports offer you data that will help you perform the following: Planning expansion servers for distribution lists; Load balancing for expansion servers or servers on which distribution lists reside. Folder Message Count and Size: This report, as the name suggests, gives data on the number of messages and the used space in every Exchange mailbox in the organization, one mailbox at a time. This report comes handy to get a quick overview of the Exchange Mailbox folders, including the path of the Exchange folder. This report provides preliminary information to assist further troubleshooting in the Exchange environment. Messages By Subject Keyword: This Exchange Mailbox report reports on the subject of the exchange emails, scanning them for a particular keyword in the subject line. This report will be useful to isolate spam, as most spam emails have similar themes like lottery or marketing. Once the specific email subjects are known, necessary action can be taken by the Exchange Administrator to keep such emails away from inflicting any damage on the organization's Exchange infrastructure. Messages By Body Keyword: This report is very similar to the 'Message by Subject Keyword' with the only difference being that this report scans the body of the email than the subject. Outlook Web Access reports : A suite of reports that help in completely monitoring the OWA usage across Exchange users based on client IP address, browser used and server. These reports help in tracking the OWA usage density and tracing any malicious activity. Mailbox Permission Reports : Permissions based on Mailboxes report offers insights on rights that Exchange users have got over a particular Exchange Mailbox. The Permission based on users report lists the permissions that a specific Exchange user possesses over other mailboxes.