If you’re not using a 1031 exchange, you’ll need to account for this.Reinvestment Risk: Entering new markets and managing multiple properties may present challenges, especially if you’re unfamiliar with the areas.Alternative StrategiesBefore committing to selling, consider these options:Leverage the Equity (HELOC or Cash-Out Refinance):With a 3.1% loan, selling might not be the best first move.

Your issue more so is the seasoning period for the refinance is what it sounds like.

Refinance and pay the downpayment.

Depending on the market you invest in, you may have enough to go all cash on the first deal and refinance to put money in the second deal. 

Once your income is stabilized, you can do a refinance to remove your coborrower back off of the conventional loan. 

But as for the seller finance, would the loan to the seller be the difference between 450k and the refinance number of 220k?

I took a break, refined the plan, and tried again. 

If you refinance, for saay $400,000 value.

Let me know if you need help refining your approach!

A DSCR refinance can also allow you to take some cash out if you want to use it to put down on another investment property and when you close simply close in an LLC.