A series of tutorials related to design and advertising is available here.
This manual introduces MAXtoA, a plug-in for Autodesk 3ds Max which allows you to use the Arnold renderer directly in 3ds Max. Before beginning, you should read the sections on installation and licensing. There is also a short introductory tutorial taking new users through the steps necessary to get their first Arnold render using MAXtoA. Also, don't forget to look at the Tutorials section.
Arnold Answers is a reputation-based forum where Arnold users of all kinds can ask their colleagues and peers questions related to Arnold.
Use the / key to perform a quick search.
The Arnold for 3ds Max User Guide consists of the following sections: