This manual introduces how to use the VTech 3531 phone. This manual includes the following: Welcome/Accessibility, Terminology/Manual Conventions, Product Overview, Controls and Functions, Installing the Phone, Basic Setup, Using the Speed Dial Memory, Using Your Phone, Call Waiting and Caller ID on Call Waiting (CIDCW), Integrated Answering Machine, Setting Up Your Answering Machine, Using Your Answering Machine, Maintenance, Troubleshooting and Precautions.