> For the complete documentation index, see [llms.txt](https://sending-network.gitbook.io/sending.network/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://sending-network.gitbook.io/sending.network/network-instructional-articles.md).

# Network Instructional Articles

- [Basics](https://sending-network.gitbook.io/sending.network/network-instructional-articles/basics.md)
- [Introducing the Edge, WatchDog, and Guardian Nodes](https://sending-network.gitbook.io/sending.network/network-instructional-articles/basics/introducing-the-edge-watchdog-and-guardian-nodes.md)
- [Overview](https://sending-network.gitbook.io/sending.network/network-instructional-articles/basics/overview.md)
- [Messaging Solution](https://sending-network.gitbook.io/sending.network/network-instructional-articles/basics/messaging-solution.md)
- [Privacy Solution](https://sending-network.gitbook.io/sending.network/network-instructional-articles/basics/privacy-solution.md)
- [Rich Communication Solution](https://sending-network.gitbook.io/sending.network/network-instructional-articles/basics/rich-communication-solution.md)
- [Multi-Platform Solution](https://sending-network.gitbook.io/sending.network/network-instructional-articles/basics/multi-platform-solution.md)
- [Decentralized Identity](https://sending-network.gitbook.io/sending.network/network-instructional-articles/basics/decentralized-identity.md)
- [Multiple Chat Modes](https://sending-network.gitbook.io/sending.network/network-instructional-articles/basics/multiple-chat-modes.md)
- [How It Works](https://sending-network.gitbook.io/sending.network/network-instructional-articles/basics/how-it-works.md)
- [Token Utility](https://sending-network.gitbook.io/sending.network/network-instructional-articles/basics/token-utility.md)
- [The Team](https://sending-network.gitbook.io/sending.network/network-instructional-articles/basics/the-team.md)
- [Key Concepts](https://sending-network.gitbook.io/sending.network/network-instructional-articles/key-concepts.md)
- [Decentralized Identity](https://sending-network.gitbook.io/sending.network/network-instructional-articles/key-concepts/decentralized-identity.md): An Introduction to SendingNetwork’s Decentralized Identifier System
- [Social Graphs](https://sending-network.gitbook.io/sending.network/network-instructional-articles/key-concepts/social-graphs.md): An Introduction to Sending.Network’s NFT-based Group Relations
- [Edge Node](https://sending-network.gitbook.io/sending.network/network-instructional-articles/key-concepts/edge-node.md): An Introduction to Edge Network