The feature is a useful tool for sending documents and pictures as attachments from Microsoft SharePoint 2010 libraries. Send Mail as Attachment feature for SharePoint 2010 is realized as set of Microsoft SharePoint 2010 features and distributed as SharePoint solution (WSP).

Installation Steps
Server installation
1. Unzip the SendMail2010.zip file on your SharePoint 2010 Front-end Server.
2. Double-click the SendMailSetup.msi file in order to begin the feature installation wizard.
3. After installation is complete, open top-level site of the site collection where you are going to use the feature.
4. Open "Site actions" menu and select option "Site Settings"
5. Select option "Site collection features"
6. In the list of installed features find "Websio Send Mail as Attachment 2010" and press "Activate".

Internet Explorer Settings
Important! Websio Send as Attachment Feature uses Microsoft Office Outlook to send mails. To enable this functionality check your browser settings:
1. Select from your browser menu option "Tools->Internet Options"
2. In the opened window select tab "Security" and select icon of your SharePoint portal zone
3. Press button "Custom level..." In the "Security Settings" window find option "Initialize and script ActiveX controls not marked as safe for scripting" and set it to "Enable".

The license of this software is Free Trial Software, the price is $149.00, you can free download and get a free trial.