Merging the Subject and Email Body for SMS

SPF and DNS Errors

Fax Limitations (Maximum File Size)

Managing Contacts for SMS Messaging

Unsubscribe Option for SMS Messages

Sending Recurring Messages (Scheduled Alarms)

Adding a new Email Address for sending

Document Types Supported for Faxing

Winmail.dat file causes my fax to fail

Fax Automated Retries

Fax Communication Error Result

Understanding Fax Delivery Result Codes

How Does Email-to-Fax Sending Work?

What Are The Supported File Types For Email-to-Fax?

Tracking Messages using the Reference Field

How To Send Email-to-SMS Messages

A guide to sending SMS via Email

How To Send Email-to-Fax Messages

A guide to sending Faxes via Email

How To Send Email-to-Voice Messages

A guide to sending Text-to-Speech Voice Messages via Email

Bulk Import of User Email Addresses

Redirect/Forward Email-to-SMS for Microsoft Accounts

Email-to-SMS Forwarding Options

Sending Longer SMS Messages (Multi-Part/Concatenation)