The contact preview screen allows you to see what enabled (users that have been checked on the main screen) users you are going to convert.
Auto Sync Option.
When you sync from Act! to Outlook/Exchange, 123 Sync displays a set of actions that it will take and you need to press the synchronize button in order for these actions to occur. Enabling the Auto Sync is the same as pressing the sync button and you do not get the request for synchronization as shown below:
