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South Barrington Tax & Financial Services logo, established 1993

Calculators

You can review interesting calculators on my site.

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Videos

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Individual and Small Business Tax Returns Including
Sole Proprietors, Partnerships, S-Corps & LLC’s

William Vlazny and his team have been sharing their expertise for over 30 years. Our service is distinguished by close personal attention and fast service in a professional and friendly atmosphere.

HOT TOPIC: The Shutdown is Over: What Now?

The longest government shutdown in U.S. history ended on November 12, 2025. This article looks at the bill that ended the shutdown, issues that are unresolved, and estimates of the economic impact.

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A Roadmap for Your Family

A letter of instruction could be just as important as a will in helping loved ones settle an estate and move forward with their lives.

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Eight Ideas for Smarter Holiday Shopping

Offers practical holiday shopping tips to save time and money.

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Don't Overlook the Value of Social Security Survivor Benefits

While life insurance might play a central role after the death of a financial provider, Social Security could also offer another important source of income for survivors.

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Savings Accumulation

Estimate the future value of your current savings.

Loan Payoff

How much will it cost to pay off a loan over its lifetime?

Federal Income Tax

This calculator can help you estimate your annual federal income tax liability.

IRA Eligibility

Use this calculator to determine whether you qualify for the different types of IRAs.

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