T-Bill Ladder at 0% Yield?

Would I consider building a T-bill ladder with a yield of 0%? In a word, no. Never. However, there are some folks out there who are doing just that, buying US Treasury Bills at an interest rate of 0%.

Treasury Bill Ladder Investing for the Common Man

Last Friday the Treasury Dept. announced that they were lowering the minimum amount necessary to buy treasury bills from $1,000 to $100. This is great news for the common man wishing to start investing in treasury bills because the cost of entry has just fallen 10-fold! Why invest in T-Bills?