How much money do you save?

"Consider investing in an interesting and practical lunch box system, such as a PlanetBox (which I own and love). I estimate that I personally save over $150 a month by bringing my lunch four times a week.” We love this quote from Nancy L. Anderson, Certified Financial Planner™ professional, in her article for Forbes.com, “The Biggest Expenses In Retirement -- And How To Prepare For Them Now”.
How much money to do YOU estimate you save by using a PlanetBox? ‪#‎savemoney‬ ‪#‎retirementplanning‬