Sign in to Gmail, in the new way made available by Google. The service recognizes if the user has a Google+ profile.
Η Google makes a change in the way connection on gmail.
In the original σελίδα connection to gmail, shows up only one empty input field for username and the Next button.
If the user has a profile on Google+, then to the next one screen name and profile picture will be displayed along with the full address of the shape username@gmail.com, and the empty input field for the code.
If the user not has a profile on Google+, only the full address will appear on the second screen Email and the empty input field for the code.
Useful for those who have multiple accounts online post office of Google, where with the new linking way they know if they have entered errorusername to turn back and change it.
Finally, in this way we can see which of the contacts we know their Gmail address have profiles to Google+.
Source: gr.pcmag.com