Short intervals in sending and receiving messages.
This results in duplication of the emails.
If the rules are configured incorrectly, it will create confusion when you receive an email message. The reasons are many, and the possible reasons are listed below. Reasons That Result in Duplication of Email Messages The Outlook backups will take more space and if you save backups at any external cloud storage, then you will need to pay more for extra space.If the Outlook is configured with Exchange Server or Office 365, duplicate items will increase the size of Exchange/Office 365 mailbox.It takes more time in accessing new emails and replying to them. It negatively affects the business productivity. Duplicate emails increase the size of the Outlook data files unnecessarily.If you continue to reply the same email multiple times, then it will lead to further confusion between the team members and clients. The user cannot confirm whether an email was replied or not. You will probably be facing the below-mentioned problems at some point in time. Outlook users commonly encounter duplication of messages and emails from time to time. For ensuring smooth performance, Outlook requires loads of resources. Microsoft Outlook is counted among the prominent applications offered with Microsoft Suite. How Duplicate Items May Become Problematic for You? Try automated tool Kernel for Outlook Duplicates Remover to quickly detect and remove duplicate items from your Outlook PST mailboxes.