Microsoft ASP.NET Web API is a framework in .NET language that aims to facilitate HTTP building services in browsers and mobile devices. Two installing options are available: visual studio express 2013 and visual studio 2013 community. With the goal to instruct developers about the possibilities of application development, a tutorial has been published with a downloadable complete project. This project includes the steps to create an API web assignment that returns a list of products using JQuery. The specifications of adding a model, adding a controller, calling the Web API, and running the application are available for practice. Besides the rehearsal part, the site offers the following resources: mobile clients, routing, OData, serialization, testing/debugging, error handling, authentication, security, and API reference.