4. 450 million Windows PCs will be sold over the next 5 quarters (Goldman Sachs estimate for October 2012 to December 2013) ~ The largest developer opportunity. Ever.

5. Installed by default on every PC

8. To generate $1 million in profits Price point: $4.99 ~250,000 sales 005 % of Windows customers.

11. Flexible economics

12. Best revenue sharing Starts at 70% for new apps Jumps to 80% once your app makes $25,000

13. Trials drive higher revenue 70x downloads 10% conversion 10x revenue Windows Phone Developer blog, March 2011

14. In-app commerce Existing relationship Subscriptions Consumable purchases Use your existing commerce Time limited trials Feature differentiated trials One time purchase Persistent purchases Expiring purchases Purchases over time

16. Microsoft Advertising SDK

19. Free Free developer accounts Free testing and side-loading Free tools (Visual Studio 2012 Express) Developer registration

20. Store registration $49 Individual $99 Business Free Students (Dreamspark) Startups (Bizspark) MSDN subscribers

30. Store anatomy Store home Editorial promotion App listing Category

31. Tips for spotlight promotion Build a great app! Follow Windows UX Guidelines (design.windows.com)design.windows.com Support x32, x64, and ARM Submit all 4 promotional assets Follow-up on users’ reviews

33. Next Steps 1.Create a Store account 2.Reserve your app name 3.Fill the submission metadata 4.Certify the app 5.Promote your app!

34. Please submit session evals on the Build Windows 8 App or at http://aka.ms/BuildSessionshttp://aka.ms/BuildSessions

35. Please submit session evals on the Build Windows 8 App or at http://aka.ms/BuildSessionshttp://aka.ms/BuildSessions