1.You need to check on the target phone:
1.1 The application is installed(not deleted by someone else)
1.2 This phone may be out of internet connection
1.3 Check in the application that e-mail you entered its yours(not changed)
1.4 Monitor Phone Calls and SMS are selected
2. Check your mail:
2.1 The messages can be in spam folder.If this message in spam select message and click "Not Spam"
3. If steps 1,2 not helps change e-mail and tap "Save Settings"
3.1 See the message:
4. If step 3 not helps,Open new gmail, enter new e-mail in to the application and send to us login and password.
We can watch together this e-mail for few days.