# Page Not Found

The URL `badge-standard/concepts/approval-criteria/linking-trackers-advanced` does not exist.

You might be looking for one of these pages:
- [Approval Trackers](https://docs.bitbadges.io/token-standard/learn/approval-criteria/approval-trackers.md)
- [Voting Challenges](https://docs.bitbadges.io/token-standard/learn/approval-criteria/voting-challenges.md)
- [Predetermined Balances](https://docs.bitbadges.io/token-standard/learn/approval-criteria/predetermined-balances.md)
- [Merkle Challenges](https://docs.bitbadges.io/token-standard/learn/approval-criteria/merkle-challenges.md)
- [Coin Transfers](https://docs.bitbadges.io/token-standard/learn/approval-criteria/usdbadge-transfers.md)

## How to find the correct page

1. **Browse the full index**: [/sitemap.md](https://docs.bitbadges.io/sitemap.md) - Complete documentation index
2. **View the full content**: [/llms-full.txt](https://docs.bitbadges.io/llms-full.txt) - Full content export

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/token-standard/learn/approval-criteria/approval-trackers.md`)
- Use `Accept: text/markdown` header for content negotiation