As with Game Center, we need to begin working with in-app purchases in iTunes Connect.
http://itunesconnect.apple.com), as discussed in Chapter 2. You will need an existing project to work on. If you don't have a project created in iTunes Connect yet, go ahead and create one.
IMPORTANT: You have 90 days from creating an app to upload a binary for review. Make sure to save the in-app purchase configuration until you are within 90 days of finishing your project.
Figure 11–3. App listing in iTunes Connect showing Manage In-App Purchases ...