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Welcome to the Posts 2 Posts plugin wiki! Let's get started.

Defining connection types:

1. Basic usage
2. Reciprocal connections
3. Connection information
4. Duplicate connections and cardinality
5. Connection ordering
6. Posts 2 Users

Admin UI:

1. Admin box display
2. Custom admin boxes
3. Admin column display
4. Admin dropdown display

Using:

• Troubleshooting
• Capabilities
• Shortcodes
• Related posts - get other posts connected to a certain post
• Checking specific connections - check if two posts are connected
• Creating connections programmatically

Extending:

1. Actions and filters
2. Admin box filters
3. JavaScript API

API reference:

• Query vars
• p2p_register_connection_type()
• p2p_distribute_connected()
• get_adjacent_items()
• each_connected()

Architecture:

• Data organization
• Class diagrams

Misc:

• P2P-Core - core API for bundling with themes
• P2P UI - GUI for creating connection types
• P2P-WPML - integration with WPML
• P2P Slides
• Wp App Studio - a SaaS based plugin that fully implements P2P.