Not sure what you win by telling them no they can't test except the appearance that you are hiding a meth contaminated house. 

I have proivided the link below for your convenience:https://codes.iccsafe.org/cont...In accordance with 14B-12-1207.2"Occupiable spaces and corridors shall have a ceiling height of not less than 7'-6" above the finished floor"However, immediately following that note; the code then lists a few "Exceptions" to meeting this requirement.

Except they are ****ing wrong. 

I have also read that having a sizable emergency fund is vital, as well.

With the exception of Lima One no one else really seems legit that I have had experience with.

After inspection we ask seller to fix few vital items like the heat wasn't working.

You will also attract quality tenants that will make your investment safer and headaches-free.Economic Stability: Katy has a low percentage of foreclosure and pre-foreclosure homes indicates economic stability and a healthy real estate market, which is vital for investor confidence​​.

All I want is an opportunity to master my craft and continue doing what I love, working on houses, in exchange for exceptionally fair prices.

I buy/sell without regard to other property (except when pooling in a mortgage tranche) so can't relate directly with your scenario, but talk to your loan servicer. they can help. 

The exceptions are when density can go up 5x or more.