---
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title: Asynchronous Processing Syntax Guide
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locale: en-us
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  - Marketing Cloud Engagement APIs and Programmatic Languages
  - Marketing Cloud
---
# Asynchronous Processing Syntax Guide

To build your asynchronous SOAP requests, check your syntax carefully and follow the code samples in this guide.

- [Minimum Asynchronous Requirement](https://developer.salesforce.com/docs/marketing/marketing-cloud/guide/async_guide_min_requirement.md)
- [Identify One Call](https://developer.salesforce.com/docs/marketing/marketing-cloud/guide/async_guide_one_call.md)
- [Identify Multiple Calls](https://developer.salesforce.com/docs/marketing/marketing-cloud/guide/async_guide_multiple_calls.md)
- [Convert Existing SOAP Calls to Asynchronous Processing](https://developer.salesforce.com/docs/marketing/marketing-cloud/guide/async_guide_convert_existing.md)
- [Asynchronous Response Options](https://developer.salesforce.com/docs/marketing/marketing-cloud/guide/async_guide_response_options.md)
- [Result Detail XML Processing](https://developer.salesforce.com/docs/marketing/marketing-cloud/guide/async_guide_result_xml_processing.md)