# The Basics

- [Connectors](/2/the-basics/connectors.md)
- [Requests](/2/the-basics/requests.md)
- [Headers](/2/the-basics/headers.md)
- [Query Parameters](/2/the-basics/query-parameters.md)
- [HTTP Client Config](/2/the-basics/http-client-config.md)
- [Sending Body/Data](/2/the-basics/request-body-data.md)
- [JSON Body](/2/the-basics/request-body-data/json-body.md)
- [Multipart Form Body](/2/the-basics/request-body-data/multipart-form-body.md)
- [Form Body (URL Encoded)](/2/the-basics/request-body-data/form-body-url-encoded.md)
- [XML Body](/2/the-basics/request-body-data/xml-body.md)
- [String / Plain Text Body](/2/the-basics/request-body-data/string-plain-text-body.md)
- [Stream Body](/2/the-basics/request-body-data/stream-body.md)
- [Authentication](/2/the-basics/authentication.md)
- [Sending Requests](/2/the-basics/sending-requests.md)
- [Responses](/2/the-basics/responses.md)
- [Data Transfer Objects](/2/the-basics/data-transfer-objects.md)
- [Handling Failures](/2/the-basics/handling-failures.md)
- [Building SDKs](/2/the-basics/building-sdks.md)