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Cash Flow: Understanding Where Your Money Comes From

October 05, 2026

The first hint of cooler weather is here, and the seasons are beginning to change. Our financial lives move through seasons as well, each bringing different priorities and obligations. Early in adulthood, the focus may be on paying bills and building a career. Later, priorities often shift to raising children, buying a house, balancing competing goals, preparing for retirement, and creating the retirement lifestyle you’ve always envisioned. This article explores how cash flow changes throughout these stages and the financial foundations that can remain consistent along the way.

A 70-year-old retiree will naturally have a very different balance sheet from someone who is single, recently out of college, and beginning a career. Yet both need a clear understanding of where their income comes from, how it supports their lifestyle, and how it covers essential expenses. Let’s begin with the worker who is just getting started.

Someone at the beginning of a career will typically rely on wage income. Whether recently graduated from college or in the early years of learning a trade, that person uses earnings to cover everyday bills and begins building a financial foundation. One of the most important steps at this stage is creating a monthly budget that gives every dollar a purpose. That includes planning for utilities and groceries, building an emergency fund, and addressing the other fundamentals. Establishing these habits early can provide meaningful benefits throughout life.

As time passes, goals often change and financial decisions become more complex. Marriage, children, mortgages, college costs, vehicle purchases, and other responsibilities can all compete for limited resources. A dependable budget helps households use wage income intentionally and save consistently for these goals. As the number of priorities grows, disciplined saving and reduced impulse spending become increasingly important. For married couples, both partners should understand the plan and work toward the same financial goals.

Eventually, the children may be on their own, a career may be approaching its final chapter, and retirement planning becomes the top priority. Attention often turns to increasing contributions to 401(k)s and IRAs, evaluating Roth conversions, and making other retirement-related decisions. The central question also changes; instead of budgeting only to pay bills and save, retirees must determine how to pay expenses without exhausting the assets they worked hard to accumulate. How should those assets be invested to help support a sustainable retirement income? One way to frame the discussion is through a bucket strategy.

I like to think of retirement assets as a series of buckets, each with a distinct purpose. A growth bucket is designed for long-term appreciation and may include stocks. An income bucket is intended to produce income and may include bonds. A operational cash bucket that contains a bank account. A guaranteed-income bucket may include sources such as Social Security and pension benefits. Each bucket has its own time horizon, purpose, and level of risk. Together with guaranteed income, this framework can help determine how much must be withdrawn from retirement assets each month to support spending needs.

Consider the Heupel family as a hypothetical example. They have $1 million saved for retirement, all held in pre-tax IRAs. Beginning at age 65, each spouse receives $2,000 per month in Social Security benefits, for a combined $4,000 per month. They have no debt and would like to spend approximately $7,000 per month in retirement. Because they have no pension income, their portfolio would need to provide about $3,000 per month after taxes. Under a bucket approach, several years of planned withdrawals could be allocated to investments in a short-term bucket. An intermediate bucket might hold dividend-paying stocks and intermediate-term bonds. A final growth bucket could be invested in stocks with the objective of supporting future expenses and helping offset inflation.

The short-term and intermediate buckets are intended to help fund ongoing withdrawals while the growth bucket remains invested for longer-term needs. In this example, those first two buckets would need to support approximately $40,000 in annual distributions—enough to provide the desired $3,000 per month and account for taxes on withdrawals from pre-tax accounts. Every household’s circumstances are different, and any portfolio should be designed around its specific income needs, time horizon, tax considerations, and risk tolerance. The underlying principle remains the same: understand your cash flow, know where it comes from, and align spending with a realistic budget.

This is a simplified overview of the bucket approach and its role in retirement cash-flow planning. Understanding where your income comes from and how the assets supporting that income are invested are important parts of planning for retirement. As discussed in my “Sequence of Returns” blog, diversification and the timing of withdrawals during market downturns can materially affect a retirement plan. Other income strategies may also be appropriate, but the goal here is to provide a general framework for budgeting, organizing assets by purpose, and understanding the sources of monthly income. If you have questions about your investments, retirement plan, or cash flow, we at Smith Complete Wealth are here to help by reviewing your situation and providing personalized guidance based on your goals and financial situation.

In my next article, I will discuss several common investment types, including stocks, bonds, mutual funds, exchange-traded funds (ETFs), and annuities. Until then, enjoy the cooler fall weather—and, as always, Go Vols!

The opinions voiced in this material are for general information only and are not intended to provide specific advice or recommendations for any individual.

All investing involves risk including loss of principal. No strategy assures success or protects against loss.