# Features


> Technical mechanisms available in Visma Net APIs


Pages under Features. Page bodies are at the linked index.md URLs.


## Background API calls




- [Background API calls](https://docs.vismasoftware.no/vismanetapi/api-reference/features/background/index.md): How to use “background-api” calls in Visma NET



## Pagination




- [Pagination](https://docs.vismasoftware.no/vismanetapi/api-reference/features/pagination/index.md): About Paging When retrieving lists of data from API endpoints, it is most efficient for both the client and server to divide the results into portions rather…



## Attachment




- [Attachment](https://docs.vismasoftware.no/vismanetapi/api-reference/features/attachment/index.md): How to POST an Attachment via Visma Net API in C#? Please read more about the attachment-specific endpoints at Documentation/Swagger WebClient Class public void…



## DateTimeCondition & Operators




- [DateTimeCondition & Operators](https://docs.vismasoftware.no/vismanetapi/api-reference/features/date-time-condition-operators/index.md): Utilizing DateTime Parameters in Visma Net API Endpoints



## ETag and If-Match Headers




- [ETag and If-Match Headers](https://docs.vismasoftware.no/vismanetapi/api-reference/features/etag/index.md): Ensuring Data Consistency with ETag and If-Match HTTP Headers