# Page Not Found

The URL `product-guide/api` does not exist.

You might be looking for one of these pages:
- [API](https://docs.infotopics.com/mailscheduler/features/api.md)
- [Architecture](https://docs.infotopics.com/mailscheduler/prologue/architecture.md)
- [Changelogs](https://docs.infotopics.com/mailscheduler/prologue/changelogs.md)
- [MailScheduler](https://docs.infotopics.com/mailscheduler/prologue/mailscheduler.md)
- [Release Notes](https://docs.infotopics.com/mailscheduler/prologue/release-notes.md)

## How to find the correct page

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

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/mailscheduler/features/api.md`)
- Use `Accept: text/markdown` header for content negotiation