I own a newbuild (2019) SFH rental, when build it included solar (without the batteries) and solar-hot-water-heater.

If they made one that looked more like a traditional lockbox, or if erentallock offered a standard lockbox, I would immediately begin purchasing those as well. 

I usually fly fish Cosby Creek, and have seen 2 other fishermen on that water in 19 years.  

Balloons coming due with higher interest rates, China market, China production, Manufacturing production moving back to the US, Worker shortages, Workert pay hikes, Ukraine/Russia food and fertilizer misses, Oil prices increasing due to the OPEC Q1 production curtailments in place, Houthi issues, Panama Canal Water issues, Illegal immigration impact (buy one of those office buildings and rent for $10mm per year for Illegal housing, take advantage) social benefits required, Climate change believe it or not- Buy or sell into that thought process,  US politics, Baby boomers leaving workforce and needing more benefits, Baby Boomers moving from Stocks to Bonds,  etc.I agree things will get worse, but that means more investing opportunities. 

Prior to purchase the roof was replaced as was the water heater.

You also become responsible for making sure your tenant has a livable space - keeping all the major systems up and going - so hot water heater, AC, the roof, electric, plumbing, etc.  

They show on your tax returns, and bank statements.There are many underwriting tools to expose private money ones that claim they don't report to the bureaus- they also sell and securitize the loans so what they told you on the phone is of no value, they get reported.All NonQM standard DSCR loans show on your credit report.DSCR gone bad shows online, in court records and in the curbside view (property appears distressed and attracts code violations/fire inspections and investigations...

She didn't think the case holds much water but it could be very time consuming resulting in high fees.

I want to ensure that I follow any sort of regulations and safety standards but I don't know where to even start or know how to estimate rough costs.

A client whom wanted to sell her home but was under water due to needed repairs vs current market condition How did you finance this deal?