> For the complete documentation index, see [llms.txt](https://guide.xs2a.com/xs2a/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://guide.xs2a.com/xs2a/integration-cs/integration-by-use-case/ecommerce.md).

# P2P (Purchase-to-pay)

>  **Purchase-to-pay**, often abbreviated to P2P and also called req to check/cheque, refers to the business processes that cover the lifecycle from purchasing to payment for goods and services. 

Tink Germany offers a branded Payment Initiation Service (OnlineÜberweisen) via direct Integration.\
Currently, we do not support integration via a plugin, however, we are integrated in some gateways.  [Ask us for a recommendation](/xs2a/customer-cockpit/vincent/contact-our-support.md). 

{% hint style="success" %}
We suggest using our payment brand OnlineÜberweisen
{% endhint %}

{% content-ref url="/pages/-MMQUxhTMr\_FvSbS-5nG" %}
[OnlineÜberweisen](/xs2a/integration-cs/platforms/onlineueberweisen.md)
{% endcontent-ref %}