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

# Concepts

- [What are Props?](https://happybara.gitbook.io/proper/concepts/props.md): Props are emoji reactions that say "thank you" to helpful colleagues.
- [What are Bundles?](https://happybara.gitbook.io/proper/concepts/bundles.md): Bundles are $100 increments of rewards for team members.
- [What are Polls?](https://happybara.gitbook.io/proper/concepts/polls.md): Simplify data driven decisions with the most feature-rich polls in Slack.
- [What is Feedback?](https://happybara.gitbook.io/proper/concepts/feedback.md): The best way to grow professionally is together.
- [What are Discussions?](https://happybara.gitbook.io/proper/concepts/discussions.md): Take the pulse on any issue without compromising privacy.