https://community.ebay.com.au/t5/Packaging-Shipping/Postage/qaa-p/2635508#M9454 <P>If you are using fixed rate postage (eg AP Satchels) select 'Flat Price Postage' from the dropdown that currently shows 'Calculated postage'. Or words to those effects.</P><P>&nbsp;</P><P>If using another postage service, enter the dimensions in the boxes supplied on the listing page.</P> Tue, 11 Nov 2025 07:20:20 GMT davewil1964 2025-11-11T07:20:20Z https://community.ebay.com.au/t5/Packaging-Shipping/Postage/qaq-p/2635496 <P>Trying to list an item. Cannot proceed as I have gotten this message “please enter valid dimensions for this package”. Where do I go to do this? Am new to EBay.&nbsp;</P> Tue, 11 Nov 2025 04:29:29 GMT https://community.ebay.com.au/t5/Packaging-Shipping/Postage/qaq-p/2635496 wedimop_0 2025-11-11T04:29:29Z https://community.ebay.com.au/t5/Packaging-Shipping/Postage/qaa-p/2635508#M9454 <P>If you are using fixed rate postage (eg AP Satchels) select 'Flat Price Postage' from the dropdown that currently shows 'Calculated postage'. Or words to those effects.</P><P>&nbsp;</P><P>If using another postage service, enter the dimensions in the boxes supplied on the listing page.</P> Tue, 11 Nov 2025 07:20:20 GMT https://community.ebay.com.au/t5/Packaging-Shipping/Postage/qaa-p/2635508#M9454 davewil1964 2025-11-11T07:20:20Z