How long does it take to send something by post from the UK Perth Australia?

It depends on the postal service you choose and the shipping method.

- Standard Airmail (by Australia Post): Takes approximately 10-15 business days for delivery.

- Express Post International (by Australia Post): Takes approximately 5-10 business days for delivery.

- Courier Services (such as DHL, FedEx, UPS): Can take as little as 2-3 business days for delivery, but they are usually more expensive.

It's important to note that these are estimated delivery times and can be affected by factors such as customs clearance, flight schedules, and seasonal variations.