HSF Web Services provides web pages you can use in testing and learning the API. These pages are accessible only on the local machine. You can access these pages using a browser on the local machine to access the following URLs:
http://localhost/HSFWebServices/HSFWebService.asmx
HSF Entity Web Services Test Page
http://localhost/HSFWebServices/HSFEntityWebService.asmx
These pages provides links showing most of the functions available, the parameters you can pass, and an example of the SOAP request and response. In addition, you can enter parameters and submit the request to HSF Web Services in order to obtain a response and see how the code behaves.