Cellphone plans are scrutinized with data. Quantify 'unlimited' plans and put providers against each other.
Solving the question- Whats the cheapest way to clean up a mess?
The Secretary Problem applies directly to buying gas, no effort optimization.
Environmentally questionable, the dangerously cheap cost of disposable products.
A wine snob had to study Ethanol Per Dollar of wines, his conclusions are fascinatingly efficient.
The lowest cost drugs also seemed to ruin your life less. Odd correlation was found.
One of the most popular Efficiency Is Everything articles, caffeine for cents a day.
Caffeine Per Dollar, but at Starbucks. Maximize your trip to the popular coffee resturant and get exactly what you like.
Tim Hortons has almost 4,000 resturants you can use data to optimize your Caffeine.
Dunkin Donuts can get expensive quickly, but with our Caffeine Per Dollar list you can get a deal.
Data driven conclusions on how to choose the lowest cost insurance, sick or healthy.
Marketing does not add value to your product and eliminate the gimmick to save money.
You can save hundreds of thousands of dollars when you use math to make car purchase decisions.
Consuming visual media has never been lower cost, and the savings are worth considering.
First Hand account of using Efficiency to optimize insurance, food, and guilty pleasures. 2 people living on 19k/yr.