# Additional Guides

- [Errorcodes](https://guide.xs2a.com/xs2a/integration-cs/additional-guides/errorcodes.md)
- [Categorization](https://guide.xs2a.com/xs2a/integration-cs/additional-guides/the-facts-system.md): What are FACTS?
- [The Categorization Taxonomy](https://guide.xs2a.com/xs2a/integration-cs/additional-guides/the-facts-system/the-categorisation-taxonomy.md)
- [The Categorization Engine](https://guide.xs2a.com/xs2a/integration-cs/additional-guides/the-facts-system/the-categorisation-engine.md): FAQ: How does your categorisation work?
- [Quality Assurance](https://guide.xs2a.com/xs2a/integration-cs/additional-guides/the-facts-system/quality-assurance.md): FAQ: How do you assure the quality of your categorization results?
- [B2C & B2B Rating Checks](https://guide.xs2a.com/xs2a/integration-cs/additional-guides/rating-checks.md): This page gives a brief insight into the Tink Germany ratings and gives a description of what those are, which criteria are taken into account and what is recommended.
- [B2B Rating](https://guide.xs2a.com/xs2a/integration-cs/additional-guides/rating-checks/b2b-rating.md): The Tink Germany Account Quality B2B Rating
- [B2C Rating](https://guide.xs2a.com/xs2a/integration-cs/additional-guides/rating-checks/b2c-rating.md): The FTS Account Quality B2C Rating
- [Reports](https://guide.xs2a.com/xs2a/integration-cs/additional-guides/reports.md): Individual Analysis
- [PayPlus](https://guide.xs2a.com/xs2a/integration-cs/additional-guides/payplus.md): Payment Platform
- [Reconciliation](https://guide.xs2a.com/xs2a/integration-cs/additional-guides/guide-reconciliation-feature.md): Reconcile payments on your account
- [Automatic Recon OnlineÜberweisen](https://guide.xs2a.com/xs2a/integration-cs/additional-guides/guide-reconciliation-feature/recon-onlineueberweisen.md): Automatic Reconciliation Feature
- [Manual Recon OnlineÜberweisen](https://guide.xs2a.com/xs2a/integration-cs/additional-guides/guide-reconciliation-feature/manual-recon-onlineueberweisen.md): Manual Reconciliation Feature by CSV file
- [Recon Payment Platform (XS2A.pay)](https://guide.xs2a.com/xs2a/integration-cs/additional-guides/guide-reconciliation-feature/recon-payment-platform-xs2a.pay.md): Reconciliation Feature
- [Webhooks](https://guide.xs2a.com/xs2a/integration-cs/additional-guides/webhooks.md)