# Use Cases
source: https://developer.mastercard.com/fld-suspected-fraud/documentation/use-cases/index.md

This use case page describes how to use APIs to submit and manage fraudulent records in the Fraud and Loss Database. The sample sequence diagrams in the following use cases sections show how the APIs can be used along with sample requests and response messages for each of these use cases.

* [Suspect Fraud Add (SFA) Flow](https://developer.mastercard.com/fld-suspected-fraud/documentation/use-cases/use-cases/sfa-flow-minimal/index.md)
* [Suspect Fraud Change (SFC) Flow](https://developer.mastercard.com/fld-suspected-fraud/documentation/use-cases/use-cases/sfc-flow-complete/index.md)
* [Suspected Fraud to Confirm (FSC) Flow](https://developer.mastercard.com/fld-suspected-fraud/documentation/use-cases/use-cases/fsc-flow/index.md)
* [Suspected Fraud to Not Confirm (FSN) Flow](https://developer.mastercard.com/fld-suspected-fraud/documentation/use-cases/use-cases/fsn-flow/index.md)
* [Suspected Fraud Delete (SFD) Flow](https://developer.mastercard.com/fld-suspected-fraud/documentation/use-cases/use-cases/sfd-flow/index.md)
* [Suspected Fraud Status (SFS) Flow](https://developer.mastercard.com/fld-suspected-fraud/documentation/use-cases/use-cases/sfs/index.md)

### Next steps {#next-steps}

Now that you have an understanding of the different use cases the service uses, proceed to the [API Reference](https://developer.mastercard.com/fld-suspected-fraud/documentation/api-reference/index.md) section to interact with all of our endpoints on the API explorer.