What is a AZAL Upgrade service?

How will I know if I am entitled to submit an upgrade proposal?

What benefits are included in the upgrade to Business class?

What service classes are available for upgrade offers?

How can I make an offer for an upgrade?

Do I have to pay when submitting an offer for an upgrade?

How is the cost of an upgrade determined?

Can I change/cancel the upgrade offer after it has been submitted?

How will I know if my offer has been accepted?

How is it decided to accept or reject the upgrade offer?