That way you have a primary residence plus rental income and gaining equity.

It is the only way to gain financial independence.I hope you read the sarcasm in that comment.I will assume you have more experience over time than just the 4 units you currently own.  

Does this enable us not to pay capital gains tax?

By parking your profits in these designated areas, you can delay and maybe even shave off some  capital gains taxes.

Today I work on my business 1-2 hours per day and earn very nice passive income.Through this program, I have been great friends with Mark and many in his community and I would highly recommend you talk to Mark about his Flight School Program. 

You can expect 4%-6% equity appreciation gain, especially with current rate and inflation.  

This can potentially enhance long-term wealth building.Tax Deferral-By reinvesting your proceeds into like-kind properties through a 1031 exchange, you can defer capital gains taxes, allowing you to reinvest more capital.Market Timing-Despite the competitive market, a 1031 exchange gives you a defined timeline to identify and acquire properties, potentially putting you ahead of other buyers who might not be as motivated by a tight deadline.Cons:Lower Initial Cash Flow-Acquiring additional properties may reduce your immediate cash flow, especially if properties in your target market are not as cash flow positive as your current property.Risk of Overpaying-In a competitive market, there's a risk of overpaying for properties just to meet the exchange deadline, which could impact your overall returns.Either one is a valid option, but overall it depends what your financial goals and restrictions are.

A new article came out showing Philadelphia investor saw the largest capital gains on their flip of 136% and Montgomery County seeing 78% gains (ranking 12th in the nation).

I found that $100/month did very little to move the needle compared to the gain from levered appreciation.

I have been thinking of starting with flipping a home and gaining experience on what it is like.