It was the tenant's responsibility to test the batteries periodically and replace them. 

Were you able to try to house hack after that period or did you go for a different approach? 

Be sure to provide ample due diligence for delivery and review of seller records and extended periods for appraisal (and review), title and underwriting.- As with any RE transaction, it's best to consider the other parties perspective when determining feasibility.

In every market and in every economic period, you will always have people stating that NOW is not a good time to buy. 

8 days before closing and they’re still in their inspection period?

You could read 100 books and still not know enough because certain things must be learned through trial and error.

Again because of the same reason.The real problem is that more (social/medium priced) housing is needed which the local government hasn't been investing in for the last 1/2 governing period.

The housing market experienced an unprecedented boom during the low interest rate period, leading to inflated prices and unsustainable growth.

Overwhelmingly Positive Testimonials and Reviews from StudentsThe "reviews" for a guru come exclusively or overwhelmingly from individuals who create accounts on BiggerPockets with seemingly no other purpose than to dispense undying love and/or personal loyalty to the guru, with lengthy commentary about the complete life turnaround that spending $5K - $100K had in a very brief period of time, rather than a rational assessment of the pros and cons of the program and their outcomes achieved so far.  

Do that 4x and you have 80k clear, that's at least 125k pre tax.I've been going through the trials and tribulations of doing the ladder the last 18 months in Pitt where investors in my group closed on 25+ properties last 10 months.