Hello! I have sent a few test parcels to figure out some of the issues and I quickly noticed a trend.....If an Airmail flat is below the tax threshold it seems to find it's destination without taxes or delay, often beating transit times for Express Mail. I have set up a custom 'low value order' page for most of the EU countries that limits the total value of the order to roughly 22€ or less. Under 22€ is typically duty/tax free meaning a Core8 board costs roughly 10€ including i