FAQ You've got Questions? We're got Answers. Here are the answers to your most commonly asked questions, all in one place. Will this app work on my plan type?I've installed the app but nothing happened / it's not workingMy rates aren't calculating accuratelySome of my items don't ship with Australia Post, can I disable the app for those items?Can I offer a free pickup or warehouse collection option?How do I setup international rates?What is Carrier Shipping and why is it required?When are new rates from Australia Post loaded?Does your app reflect the 'If It Packs, It Posts' flat rate policy?If I change my store theme will I have to reinstall the app?Why is the app greyed out / not available? Still not sure about something? Let us know and we'll see what we can do to help. Get in contact here.