\chapter*{Preface}\addcontentsline{toc}{chapter}{Preface} \hypertarget{preface}{}
\section*{Prado Time Tracker}
This documentation is complete walk-through guide detailing the
steps involved in implementating of the Prado Time Tracker web application.

\subsection*{Target Audience}
The guide is intended for readers who has some experience
using PHP version 5 and some basic concepts of Object-Oriented application
design. The guide will assume that the reader understands the primary concepts
of class, methods, class inheritance, and other basic features offered by PHP
version 5 or later.