Required New Mail Event As mentioned below 

Mail Subject :- 
[Erp Product] Services List Availed in the [Month] - [Year]

Mail Body :- 
Dear Customer,

Greetings from [Erp Product]!!!

Accomplish More with [Erp Product] Support Team.!!
This is to inform you about the Monthly Services availed by [Customer Name] in the [Month]
Kindly refer the attached sheet for more details on the services availed. We hope all your service requests have been resolved successfully by us.

Looking forward to serve you better.

Please feel free to call for any query or assistance in the module activated. We appreciate your continued patronage and active participation in taking [Erp Product] to new heights day by day.
Assure you best Product & Service.
We truly appreciate your time.
We greatly value our relationship with you & thank you for your continued support.
With Best Regards,

[Erp Product] Support Team