# Network Instructional Articles

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