A simple guide with examples and tips to improve your app virality.

2. OpenSocial Virality Guide

5. Invite friends Code example The OpenSocial API call that should be used to share an application is: opensocial.requestShareApp(null, null, null) Default call, without ids to pre-select (it’ll select them all), subtitle, callback opensocial.requestShareApp (recipients, reason, opt_callback, opt_params) There is an "Invite friends" button available in the canvas view . This button will always be available in all applications even if your application does not use opensocial.requestShareApp More information and examples at the CodeRunner exercises - Sharing Applications section http:// www.sonico.com/app_dev_docs.php

7. Activities Code example var params = { 'title' : 'just posted an activity.' }; var activity = opensocial.newActivity(params); opensocial.requestCreateActivity(activity) Post a simple activitie: You can customize your app activitie by adding the body parameter and including the desired HTML code in it. More information and examples at the Documentation and Alignments - Viral Channels section http:// www.sonico.com/app_dev_docs.php

9. Notifications Code example The title parameter must contain a URL to an image, which will be shown on the notifications page. Here you may also use a Sonico userid instead of “VIEWER”. More information and examples at the Documentation and Alignments - Viral Channels section http:// www.sonico.com/app_dev_docs.php var urlToThumbnail = “thumbnail-URL"; var params = { 'title': urlToThumbnail, 'type': opensocial.Message.Type.NOTIFICATION }; var message = opensocial.newMessage("This is a notification", params); opensocial.requestSendMessage("VIEWER", message); Post a simple activitie:

11. E-Mail messages Code example Here you may also use a Sonico userid instead of “VIEWER”. More information and examples at the Documentation and Alignments - Viral Channels section http:// www.sonico.com/app_dev_docs.php Send an e-mail to the viewer: var params = { 'title': "this is the title", 'type': opensocial.Message.Type.EMAIL }; var message = opensocial.newMessage("This is the email message", params); opensocial.requestSendMessage("VIEWER", message);

13. Raul Bajales OpenSocial Technical Leader [email_address] Alejandro Sena Product Architect [email_address] Thanks! Feel free to contact us if you have any question.