Have you looked into the markets you want to be in?

Key Details of the 45L Tax Credit:The credit offers up to $2,000 per eligible unit for builders and developers of residential homes that meet specific energy efficiency criteria.To qualify, the units need to meet or exceed certain energy performance levels in comparison to the national model energy code (e.g., the 2006 or 2009 IECC — International Energy Conservation Code).Cost Considerations for a 90-unit or 112-unit Project:The actual cost of qualifying for the 45L tax credit depends on various factors, including:Energy Efficiency Compliance: The primary cost will come from ensuring that each unit meets the required energy efficiency standards, which typically involve energy modeling, certification from third-party energy raters, and potentially upgrading insulation, HVAC systems, windows, and other components of the building to meet the necessary performance levels.Energy Modeling: Typically, you'll need to pay for an energy consultant or engineer to model the building's energy performance and ensure it qualifies for the credit.

You can get screwed on changing markets and unreliable contractors though.  

Europe is not a good market for investing.

Rules vary significantly, and you need to be aware of licensing, taxes, and any restrictions.Local Market: Analyze the STR market in your target area.

You’ve developed a moderately fast wealth accumulation strategy that’s relatively low risk, enabling you to ride out down cycles, negative cash flows, unexpected necessary expenditures, etc.  

on the one hand, if you're happy with it, and you believe in this market, and this is what you wanted, great. the fact that you're asking the question shows that you're being thoughtful about it.with that said, it sounds like you're into the deal for almost $90K out of pocket, and so if you asked me if i would put $90K of my hard earned cash into a property to get $175 month, the answer is no. 

You're in a great market in Columbus Ohio! 

Together, we have over $200K (mostly in stock market investments), and our parents may help with the down payment.

Personally, I invest in properties in C-Class neighborhoods in my market (East Linden and Southern Hilltop), and they’ve been cash-flowing well so far.