No. With Emirati Plans, you will not be eligible to subscribe to New Postpaid Add-ons
Yes, you can subscribe to all the available data packages, Blackberry services, value-added services. However, you cannot subscribe to the New Postpaid add-ons.
Yes you can and there are no exit charges if you are upgrading your plan to Smart or New Postpaid plans.
If you migrate to Freedom plans, then you will need to settle the exit charges as per the contract before migration.
Your local minutes and charges will be pro-rated, but your data units will not be; you will get the full data allowance.