small tool for sending customized mass emails via the MS Office365 / Exchange Online EWS managed API
- Reads recipient list from csv file
- can read up to 5 customized strings (per recipient) from CSV; for use in email text/body
- allows for HTML formatting of email text body
- successively sends single email to each recipient via EWS managed API (EWS API limits apply)
- relies on Microsoft.Exchange.WebServices.dll (tested with 15.0.913.15)
- tested with Office365 / Exchange Online