How can a foreign (Switzerland ) based company avoid charging and paying GST for a product only available in Australia?

The country is going broke rapidly.

Yeah we are being robbed, swiss bankers and corporate swindlers are savaging this country's economy and destroying our children's future ..

Do I begrudge eBay success? Of course not, I hope they continue to be for a while to come ..

Hard for me to wish a con artist or burgler well so yes.