This book is quite heap of information and tips for packing luggage the right way. I'd recommend this for people who always travel - like me. :-)
From Amazon.com
Read this if you have ever overpacked
This is a comprehensive book for the traveler. I read it every time I am about to take another trip just to make sure I don't overpack or forget something. BUY THIS BOOK FOR EVERY PERSON YOU KNOW THAT TRAVELS. Makes a great gift.