Del Wamsley critiques the notion that saving in a 401(k) guarantees a secure retirement, calling it one of the biggest lies people are being sold today. He points out that many retirees, despite following traditional financial advice, find themselves struggling financially in retirement. Del highlights the hidden costs and limitations of the 401(k) system, which often fails to deliver the promised security. In contrast, he emphasizes that real estate investing offers consistent cash flow during the investment period, alongside potential appreciation and tax advantages. For Del, real estate represents a far more reliable and rewarding path to financial freedom.