I survived the same way that everyone who ever sold anything survived, by "implying", politely, that there were services and products that I could provide that my competitor couldn't.

I’ve explained to her the basics of the business of how I obtain, prospect, and close deals and I have never been the best trainer.

This implies that if you do not have an existing STR it will be virtually impossible to get one because as @Bruce Woodruff indicated there is already a lot of STRs. 

Fair housing laws are for protecting people against racism, sexism, ageism, religionism, genderism, disabilityism and any other "ism" that is morally wrong and common criteria for bigotry.....NOTHING, John has said implies or suggest violating any of those protected classes, or any fair housing laws....so if you feel "creepy" vibe, it's probably your problem and your better off keeping it to yourself!

Also challenge does not imply impossible  Cash flow is a single source of return and to the investor that is using RE to build wealth and not to pay the bills is likely the worst source of return.  

She was demanding some compensation, implying a large amount of money (think thousands) for the online work that was interrupted, but did not give a specific compensation.

NO I AM NOT IMPLYING ANY PARTICULAR QI HAS SCREWED UP - Just asking. 

She also implied that she is "afraid" of my father and that he threatened her.  

This implies that 48 states do not have natural population growth.  

On the other hand, a higher value of cap rate implies relatively lower prospects of return on property investment, and hence a higher level of risk.While the above hypothetical example makes it an easy choice for an investor to go with the property in the city center, real-world scenarios may not be that straightforward.