Yup it's that easy. Check on the roaming prices though as depending on how long you're staying it might be cheaper to get a temporary prepaid Australian number.
Otherwise yeah just turn on roaming and you're golden.
Most will take the trade in phones, refurbish them, and resale them on a used market platform like backmarket. Anything not worth reselling I think is recycled.
This is why I like services like beeper bringing iMessage support over to android. I get to use the phone like, but also make my friends happy by not messing up the blue bubbles
That's pretty much exactly what I have done. I've hosted Plex, and Matrix in the past. Plex I will host in the future but Matrix was too much for me to host on my own, but the experience of setting it up myself was definitely worth it.
Yup it's that easy. Check on the roaming prices though as depending on how long you're staying it might be cheaper to get a temporary prepaid Australian number.
Otherwise yeah just turn on roaming and you're golden.