Most real estate investors know they owe taxes when they sell a property—but many don’t realize there’s a legal strategy that can defer those taxes indefinitely.
In this episode, Aviva Sonenreich sits down with Dave Foster, a seasoned Qualified Intermediary and 1031 exchange expert, to discuss the tax strategy that changed his investing career. After learning about 1031 exchanges the hard way through an unexpected tax bill, Dave has spent decades helping investors preserve capital, defer taxes, and navigate both traditional and reverse 1031 exchanges. Together, they break down the fundamentals, explain common misconceptions, and discuss why education remains one of the biggest challenges in the industry.
Key Topics Discussed
- What a 1031 exchange is and how it helps investors defer capital gains taxes
- The role of a Qualified Intermediary (QI) in every exchange
- Understanding the 45-day identification period and 180-day closing deadline
- How reverse 1031 exchanges work and when they make sense
- Using improvement exchanges for value-add investment strategies
- Why many accountants, attorneys, and investors overlook advanced 1031 strategies
- How tax deferral can significantly increase long-term investment wealth through compounding
- Lessons learned from the 2008 real estate downturn and today’s investment landscape
- Why investor education is one of the biggest opportunities in commercial real estate
About the Guest
Dave Foster is a Qualified Intermediary and nationally recognized 1031 exchange expert with more than 30 years of experience helping real estate investors preserve wealth through strategic tax deferral. After learning the value of a 1031 exchange firsthand through an expensive tax mistake, Dave dedicated his career to educating investors on exchange strategies, reverse exchanges, and other advanced techniques for building and preserving long-term wealth.
About the Host
Aviva Sonenreich is the Managing Broker and Owner of the Warehouse Hotline, a Denver commercial real estate brokerage specializing exclusively in industrial properties. She leads the firm’s brokerage operations, negotiates industrial sales and leasing transactions, advises clients on acquisition and disposition strategies, and oversees the company’s marketing and business development efforts. Through Commercial Real Estate Secrets, she interviews leading investors, brokers, developers, and industry experts to provide actionable insights on commercial real estate investing, brokerage, leasing, development, and market trends.
Learn from a Recent Transaction
See how we helped a buyer successfully identify and close on a 1031 replacement property in Colorado, from property selection through closing. Read the case study.



