In 5 Parts, this booklet provides help to achieve retirement security through investing in 401 (K). To make a sensible decision on investing, the author explains the types of investments and how they work, how combining of investments can provide the returns with taking additional risks, and how to create and implement an easy investment strategy. The charts in the books are very helpful. There is also a lengthy glossary, a list of additional readings, and a worksheet. The `Investment Choices' chapter is an eye-opener.