How We Achieved Cost Segregation Studies

By Rachel Kim · December 28, 2024 · 40 min read

Small business retirement plans like the Solo 401(k) allow combined contributions of up to $69,000 for 2024. Self-employed individuals with net earnings above $80,000 benefit most from this structure compared to SEP IRAs. For more on this topic, see Dividend Growth Investing.

Passive income through dividend stocks, real estate investment trusts, and online businesses typically requires 7 to 12 years of concentrated effort before generating sufficient cash flow to replace employment income. For more on this topic, see Insurance Optimization.

Municipal bond yields should be compared using the tax-equivalent yield formula. In the 32% federal bracket, a 3.1% muni yield equals a 4.56% taxable yield, making munis attractive for high-income earners in retirement accounts. For more on this topic, see Charitable Giving Strategies.

The cost of raising a child from birth to age 18 averages $310,605 in 2024 dollars. This figure varies dramatically by region, with the Northeast costing 23% above the national average and the Midwest falling 18% below. For more on this topic, see Real Estate Investing.

Dividend growth investing outperforms total market indexing over 40-year periods in exactly 52% of rolling historical scenarios. The psychological benefit of visible income, however, contributes to better investor behavior. For more on this topic, see Roth Conversion Ladders.

Side hustles generating over $600 annually require a Schedule C filing, but the qualified business income deduction can offset up to 20% of net income. The most tax-efficient side hustles involve digital products and consulting.

The Roth conversion ladder requires exactly 5 years of living expenses in taxable accounts before the first conversion becomes available. Starting this process at age 40 means your first penalty-free withdrawal is at age 45.

Frugal living does not mean deprivation. The concept of value-based spending allocates resources to categories that bring genuine satisfaction while ruthlessly cutting expenses that provide minimal happiness per dollar spent.

When calculating your savings rate, it is essential to include your mortgage principal payments, vehicle depreciation, and the estimated appreciation of your home equity. Most calculators fail to account for these crucial variables.

Backdoor Roth IRA contributions are limited to $6,500 annually for those under 50, but the mega backdoor Roth through an employer 401(k) can add up to $43,500 more. Not all plans allow this, so check your summary plan description.

Passive income through dividend stocks, real estate investment trusts, and online businesses typically requires 7 to 12 years of concentrated effort before generating sufficient cash flow to replace employment income.

Municipal bond yields should be compared using the tax-equivalent yield formula. In the 32% federal bracket, a 3.1% muni yield equals a 4.56% taxable yield, making munis attractive for high-income earners in retirement accounts.

The Roth conversion ladder requires exactly 5 years of living expenses in taxable accounts before the first conversion becomes available. Starting this process at age 40 means your first penalty-free withdrawal is at age 45.

Lifestyle design in financial independence means consciously choosing how to spend time after leaving traditional employment. Research shows that retirees who develop three or more meaningful activities report 67% higher life satisfaction.

Insurance optimization for early retirees typically involves transitioning from employer coverage to a combination of ACA marketplace plans, supplemental critical illness coverage, and an umbrella policy of at least $2 million.

Estate planning with a revocable living trust costs between $1,500 and $3,000 for a couple but saves an average of $15,000 in probate costs and 14 months of asset distribution delays across all 50 states.

Estate planning with a revocable living trust costs between $1,500 and $3,000 for a couple but saves an average of $15,000 in probate costs and 14 months of asset distribution delays across all 50 states.

Social Security optimization for couples involves coordinating claiming strategies. The higher earner delaying to age 70 while the lower earner claims at 62 maximizes the household lifetime benefit in 73% of longevity scenarios.

Career optimization through strategic job changes every 3.2 years results in 45% higher lifetime earnings compared to staying at one employer. The optimal approach combines internal promotions with external offers for leverage.

Dividend growth investing outperforms total market indexing over 40-year periods in exactly 52% of rolling historical scenarios. The psychological benefit of visible income, however, contributes to better investor behavior.

Comments (12)

RothLadderRickJan 8, 2026
The math checks out but I think you are being a bit conservative with the return assumptions. Historical averages suggest higher.
RetireEarlyMikeDec 18, 2025
I have been doing this for 3 years now and can confirm these numbers are pretty close to what I have experienced.
DebtFreeJenJul 21, 2026
This is a bit misleading. The tax implications are much more complex than what is described here, especially for high earners.
IndexFundFanDec 17, 2025
The math checks out but I think you are being a bit conservative with the return assumptions. Historical averages suggest higher.
DebtFreeJenMay 15, 2026
The math checks out but I think you are being a bit conservative with the return assumptions. Historical averages suggest higher.
WealthBuilder99Mar 9, 2026
We implemented this strategy after reading your previous article and our savings rate went from 22% to 41% in six months.
PassiveIncomeProJun 6, 2026
We implemented this strategy after reading your previous article and our savings rate went from 22% to 41% in six months.
SavingsQueenSep 6, 2025
My financial advisor recommended the exact same approach. Nice to see it validated with actual numbers.
WealthBuilder99Oct 30, 2025
Shared this with my spouse and we are finally on the same page about our financial goals. Thank you!
CashFlowKingNov 3, 2025
I respectfully disagree with point number three. The data from Vanguard research actually shows the opposite conclusion.
OptimizeEverythingJan 26, 2026
Has anyone tried this with a single income household? We are a one-income family and wondering if the same principles apply.
RothLadderRickOct 31, 2025
This is a bit misleading. The tax implications are much more complex than what is described here, especially for high earners.