One was good but he bailed as I was waiting in the lobby - he looked at the building and texted me that it wouldn't work (harsh!). 

It may be harsh, but it's likely a true statement.It's okay to put your real estate dreams on hold while you build up a savings account.

@Mike Reynolds I'm a chemical engineer working in mechanical manufacturing.

My terms too harsh?  

Does your city require a crack house clean up as a chemical waste site? 

Assuming you've fixed the leak and dried it out... spray the walls with your choice of chemical like chlorox.

If you feel they're being too harsh, think about their intent.

If it comes off as angry to someone to tell them to do their diligence, then someone isn't really equipped to manage the harsh reality of the world.

Sorry to sound harsh, but thats the truth.

Ideal for hospitals, schools, hotels/motels, nursing homes and office environments where a highly washable and stain resistant finish is needed. ( http://www.iciduluxpaints.com/ourbrands/PaintCoating.jsp )I'm very chemically sensitive and was able to be in the house the next day with no negative reactions/no odors.