Of the countless books on the topic including tactical suggestion of putting a date of purchase and a date of completion on your toothpaste (of so-called expenditure control), I think George Samuel Clason summarized it best in his bestseller book, The Richest Man in Babylon:
Entries Tagged as 'gold'
3 surefire ways to be rich
June 10th, 2011 1 Comment
Tags: advice · george samuel clason · gold · investment · others · rich · The richest man in babylon