BREXIT

[VNA]

4a. Present your Export documentation to the UK Border Force officer to claim back duties and VAT.
4b. Wait while UKBF checks through your goods to make sure you are not overclaiming.


If it's across the Irish Land Border, there's an extra one too


4c. Step outside while somebody in a balaclava sets fire to your lorry

But nobody has a clue about any of that stuff anymore.So we all need to employ people to put the system in place and do the paperwork, keep records etc etc.  That's a massive burden on industry.
Then we'll need to employ thousands of customs officers - or well maybe not as the UK will quickly go bust.