Unrecognized charge from Stamp?
How much does Stamp charge?
Difference between Stamp Tax Free and tax refund companies?
Do I need a VAT refund?
When will the pre-authorization on my credit card be released or unfrozen?
How much time do I have to get the invoice approved by the customs?
Do I need to go to the customs before security? And before check-in?
Where to get customs approval if I need to transfer in another EU country?
Leaving from an EU country other than Italy or Austria?
Departure from a non-EU country