Although your assertion of "selling stock" is not necessary is correct, a deed of trust or mortgage is still a security - it's an asset backed security and proper disclosure must be made to investors regarding the risks etc.

What I found is that most of the professional backgrounds are calls center, scripted, high pressure specialists that work assertively to extract fee’s memberships etc.  

I'm a little confused by this assertion.

Assert them in all of your dealings.Ok, so I sound like a social worker or a guidance counselor.

I thought I'd fact check that assertion and it turns out to be false.  

Be very assertive in educating your buyers.

Foreclosure law in CT can be a bit complicated at times and there are clever defenses that can be asserted if the documents are not in order.

This assertion is spoken on in many books and blogs of gurus who help people achieve financial independence and early retirement. 

Assert why your vacancy assumption of 8% is more valid than theirs.

But officially, per the federal government, the homebuyer picks, it's just that all the agents will flip out and think you're doing something completely crazy if you attempt to assert that.