Navigate to the "Enable Real Time" menu link within the Lookup Helper Menu tab to enable real time functionality on your custom objects.
Select the “Enable Real Time” menu link.
If you have not already created a remote site setting one will need to be created in order to deploy realtime triggers. Press the 'Create Remote Site Setting' button if you have not done so already.
Click enable on the object that you want to enable real time for.
Click on the button that says Deploy to start the real time enablement process.