Set RezOvation Desktop to use Outlook
If you are using Microsoft Outlook (not Outlook Express), then you should set RezOvation Desktop to send email through Outlook.
To set this option, select Tools > Configuration from the menu, and click the Functionality tab. Check the box for Enable Outlook extended features.
Set Windows to use the correct default email program
In order for RezOvation Desktop to send email through the correct program, you will need to make sure that Windows has your email program set as the default email program.
To do this, go to Control panel and open Internet Options. Click the Programs tab and select the correct program under for email.

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