My Amazon UK payment for November (which was paid late last month) was short by more than $400. When I discovered this and contacted them, they said they would issue payment for the balance, but they did not offer an explanation for the discrepancy.
You may want to check your bank account and make sure all the UK funds were posted. I doubt I was the only one affected.
You may want to check your bank account and make sure all the UK funds were posted. I doubt I was the only one affected.