if you borrow the money (135k net) and pay back 150k at the end of the project and you don't get to recycle the funds then you paid 15k interest on 135k, in simple terms that is 11%.  

Started making calls to set up trash and recycling service: same exact thing.

Repeat and recycle forever.

We put recycled solid surface counters and upgraded from carpet to hardwood and rubber tile for the basement. 

If you do not over extend, you may be able to refinance with little or no value seasoning and cash out your original down payment funds to recycle into your next deal.

I am not sure in your city, but in my town many auto shops use old oil to heat their shops or they recycle it and get money to do so.

I bought 54 homes in Atlanta and doubled my money in 3 years.I agree with you that RE cycles.. but from my point of few major moves that cause prices to drop or crash have always been led off by some big event that either never happened before or was out of our control...

I have been recycling them for subsequent properties.  

This is something you should consider anyhow, and can use the long term historical averages (averages spanning multiple RE cycles) as a good guestimate.

Intel is a great example, who is building the largest chip manufacturing plant in the US right here, and it will be a $20 billion dollar investment that brings a few new thousand jobs.https://www.dispatch.com/story/business/2022/01/21/intel-ohio-building-computer-chip-factories-licking-county-jersey-township/9173472002/ Another example of economic growth is the upcoming Ohio State University Wexner Medical Center Inpatient Hospital which is a 1.9million square foot hospital that will bring over 800 new beds and a thousand new jobs. https://abc6onyourside.com/news/local/new-osu-hospital-expected-to-transform-health-careHere are a few more recent investments https://www.10tv.com/article/money/business/hydrogen-power-company-hyperion-bringing-700-jobs-to-columbus/530-25907aab-5517-4661-a9f3-d2ed2d5be6b0 https://news.wosu.org/news/2022-02-08/rumpke-to-build-50-million-recycling-facility-in-columbus Check out The Complete Guide to the Columbus, Ohio Real Estate Market which goes through the Columbus, Ohio market in depth and will give you a better scope of where the highest levels of growth are taking place and where to look to invest