WSDL URL: https://api.fast-serve.net/api.svc?wsdl [1] NOTE: The API can only be accessed over a secure connection. \N\N.NET\N\N When working with the API, if you are using .NET Framework 3 or higher you should add the API URL to your project...

If you have an application you would like to use the API with or your developer has requested your API details you can get them from within your admin area. In your admin area go to "Account Details" -> "API Access" Click the ...