(See below)The stock broker inside me wants to just sell and add that to my portfolio where I know I can consistently make my ROI goals.

I don't do any section 8 because of the clientele you work with isn't as consistent.

We understand that NO one can (consistently) sell a $345K sports car for half of market value!

Otherwise, if their appraisals are consistently unfavorable, clients might choose to go elsewhere.

then a long stretch of consistency. i have built up a little portfolio that i'm happy with, and while I don't have life changing cashflow, my tenants pay my mortgages down by several thousand dollars each month. 

You see people add basement "rentals" fairly consistently.  

For illustration purposes a quad consisting of all one bed one bath units will cost a lot less to build than a quad consisting of all 3 bed 3 bath units.....

Learn how to hit singles consistently.

I think just reading books, being active on the BP forums and consistently attending your local REIA will be more effective and far cheaper. 

The plus side is once you get going it's very beneficial as you should have consistent bookings.