A forum like this is the perfect place to discuss and compare best-practices in order to make them available as a resource to benefit everyone.
That was my hope I dare say. Though, I'm not sure that correctly filling in the forms would dodge the handling fees.
A better solution is the willingness of companies trading overseas to use other postal services like GLS, DHL, etc. As they, whilst require that you pay the necessary extra VAT, don't charge handling fees for don't so.