Having been around the block, other social platforms. I have a features list for Ning.
1. Mentions and hashtags. Also being able to place recent comments, mentions and hashtag widgets on pages and other content.
2. Support for smilies, emojis. All posting areas.
3. Manage the text editor tool bar. Decide what view loads first. Wyciwyg, html. Decide what buttons load.
4. Ability to share content by email. Add share button to pages, profiles, posts.
5. Add a gifts area. Attach gifts to comments.
6. Create import tools for other platforms.
7. Create export tools for Ning data, all of it.
8. Add a rating system for posts, profiles and pages.
9. Clean up the videos area so the likes and sharing options display at the top of the page. Same for the music section.
10. Make working polls widgets.
11. Assign categories to posts automatically based on tags or hashtags within posts.
12. Invite friends to a particular post.
13. See a list of all the people you requested friendship with on the site.
14. Control the maximum limit of content, friends, changes you can make to anything you do on the site based on custom limits.
15. Add footer controls to the design studio.
16. Add global header and footer areas to add widgets to.
17. Separate main page and post view page layout.
18. Add a column width adjustment area to layout editor.
19. Pingomatic integration and xml rpc pingbacks, trackbacks, linkbacks and alexa semrush analytics.
20. Create down grade tool to Ning 2.0 in case people with Ning 3.0 have a problem.
21. Allow network creators to control what individual html tags should be accepted.
22. Allow the uploading of .php files for developers. Create a testing area.
23. Fix the music page so people can add content to it using the layout editor. And also add uploaded songs to profile page as well as add music activity to the activity feed.
24. Control what types of content activity the activity feed displays. Such as no forum topic creation, but yes to forum replies. No sharing to facebook, but sharing to other platforms. Etc
25. Add albums support for videos, photos.
26. Add files and folder sharing feature.
27. Add wiki feature.
28. Add links directory feature.
29. Add email subscription and RSS feed options for groups and group content as well as profile content.
30. Keep up the good work.