# Resources
source: https://developer.mastercard.com/digital-debit-experience-design-guide/documentation/resources/index.md

## DDMC playbook {#ddmc-playbook}

Download this PDF to get a deeper understanding of the research we've conducted in multiple markets from around the world and our synthesised findings.


[DigitalDebit_PlayBook.pdf](https://static.developer.mastercard.com/content/digital-debit-experience-design-guide/uploads/DigitalDebit_PlayBook.pdf) (5MB)


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## Testing plan {#testing-plan}

This is our testing plan in a handy download, you can use it to start planning your own testing. This contains the behaviours should be tested when the DDMC is pushed live.


[DDMC_TestingPlan.pdf](https://static.developer.mastercard.com/content/digital-debit-experience-design-guide/uploads/DDMC_TestingPlan.pdf) (26KB)

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## Implementation guide for Maestro Issuers {#implementation-guide-for-maestro-issuers}

[DDMC_Implementation_Guide_Maestro_Issuers.pdf](https://static.developer.mastercard.com/content/digital-debit-experience-design-guide/uploads/DDMC_Implementation_Guide_Maestro_Issuers.pdf) (366KB)