“If your the end customer your product per unit has been touched...

“If your the end customer your product per unit has been touched by GST three times before your billed”


That’s not how it works. There’s no restrictions on what you can charge as a business, competition will restrict you but you shouldn’t be passing the GST on as your P&L doesn’t include GST and this is where you see income less costs exclusive of GST.

It gets passed on once.