I highly recommend you watch this.
Part1. http://break.com/index/loose_change_vs_popular_mechanics.html
Part2. http://my.break.com/media/view.aspx?ContentID=271140
Part3. http://my.break.com/media/view.aspx?ContentID=270631
Part4. http://my.break.com/media/view.aspx?ContentID=271138
Part5. http://my.break.com/media/view.aspx?ContentID=270628
Part1. http://break.com/index/loose_change_vs_popular_mechanics.html
Part2. http://my.break.com/media/view.aspx?ContentID=271140
Part3. http://my.break.com/media/view.aspx?ContentID=270631
Part4. http://my.break.com/media/view.aspx?ContentID=271138
Part5. http://my.break.com/media/view.aspx?ContentID=270628