FirstClass Application Services and RAD Application Services is a powerful tool that allows you to develop applications that run on your FirstClass server. Many of the applications offered in the FirstClass App Store have been created using Application Services (FCAS).  In this section, tips, tools and sample source code are offered to the FCAS/RAD developer. How to Install FCAS Learn how to install FirstClass Application Services. RAD 4 Language Guide Install the searchable RAD 4 language guide on your development system. Code Reporter A RAD application that gives you immediate access to view Module, Form, and Control code in any of your application source code. Get RAD Form IDs RAD application that will gather all of my formIDs and presents them to you in a listing. RAD Error Report A quick utility to ease the pain when you are developing and run into an error on line xx message.  This application will number all of the lines in your source code. FCAS File Exchanger Allows you to upload any file to any location on the FCAS computer and to download any file from that computer even if FCAS is not running on the same server as FirstClass Server. FirstClass Treewalk Have you ever wanted to get a listing of all of the conferences and folders on your FirstClass System along with the path, relative to the Admin Desktop?  This application and source code will show you how to do that. RAD Reporting Using ServerFiles If you are interested in how you can create nicely formatted reports and have them sent as emails, you can take a look at the sample files and code that are available here.