Also an Australian, Costco is also a single location here, 20km away. My house travels out there once every ~3 months for everything and spend ~$500 The only t

Also an Australian, Costco is also a single location here, 20km away. My house travels out there once every ~3 months for everything and spend ~$500 The only things we really buy from the supermarket are week to week things like meat etc.