Hot answers tagged outlook
While it not natively support, you can use Google Scripts to know if your message has been read. Basically the script embeds the Google Analytics tracking code in your outgoing messages and logs a event in your Analytics dashboard when the recipient opens the email. http://www.youtube.com/watch?v=9T_EqwQnZY0
Virtru appears to let you do read receipts (although it requires that users click through to read emails on their website). http://www.addictivetips.com/web/virtru-lets-you-send-secure-emails-from-gmail-outlook-and-yahoo-mail/
Such a feature is called Read receipt. Most desktop clients support read receipts feature, though it's not enough if you have support for it, the recipient's email client should also support it, Google Apps for Gmail, support this, but not personal Gmail account
The connection has been made inside your friend's Contacts list. Because your friend has somehow got your gmail address as well as your hotmail address, and s/he had said that they belong to the same person, the connection is made - but ONLY inside his/her contacts. The only way to break it is to ask your friend to delete the gmail address and profile ...
You can do this by inserting a zero size image and by parsing the logs of your application logs u get to know that how many emails read and at what time those red
If you want to stay with GMail, and are using Chrome, then try Signals from HubSpot. It works as a Chrome extension. The basic service is free, and is more than capable for what you seem to be looking for (up to 200 notifications per month).
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