Was it on the MLS or a different listing site?

Timing will make a big difference leasing this SFH in Seattle— if possible, aim for your vacancy to hit the market ~May 15th to June 15th, maximizing time on market for a June / July lease start date— this will give you the largest tenant pool, lowest vacancy time & highest rent.

Main thing to watch out is DSCR Ratio.

In fact my last completed purchase (I am under contract now for a different purchase) was huge negative cash flow.  

I still have a sizable rental portfolio but have been investing in real estate syndications in a multitude of different operators.

You could look into forming a C Corp as an alternative way to own this property that could affect your tax returns differently, I am not a CPA or giving tax advise.

This book introduced me to financial concepts and made me look at money and investing in a completely different way.

There are a bunch of different figures associated with this decision, such as new interest rate, old interest rate, cash flow of new property etc, but I'm having a hard time getting my mind around how to analyze the decision mathematically.  

If enacted, these changes would bolster real estate valuations and enhance returns for investors.How Real Estate Outperforms Under Different ScenariosIf Interest Rates Rise (Higher Inflation):Treasuries: Medium- to long-term bonds lose value, potentially resulting in negative returns.Real Estate: Higher inflation leads to rent growth, boosting net operating income (NOI) and offsetting the impact of higher borrowing costs.If Interest Rates Fall (Cooling Economy):Treasuries: Bonds appreciate in value, improving returns.Real Estate: Lower rates drive cap rate compression, significantly increasing property valuations and returns for investors.Conclusion: Asymmetric Risk-Reward in Real EstateWhile Treasuries offer a safe haven, they also come with limited upside and potential interest rate risks for medium- to long-term maturities.

How long it takes to be financially ready is different for everyone.