After 24 months I will either assume 100% of mortgage cost or have to exercise my option and purchase the property for remaining mortgage balance.

The speaker in that particular meet-up has flipped houses after either rehabbing/enhancing and in some cases re building the entire house.

Once you go through this exercise, it will become very evident to you which ones are the studs and which ones are the duds, cash flow-wise.

A good exercise that I did was to look at different analysis measures and make my own excel sheet.

I grabbed a couple addresses off Realtor.com and used it to find the BBL, but from my phone it seemed like a pretty pointless exercise. 

If IRS does not exercise its redemption right within the 120 days it will automatically expire.

, ... even verbally sparring with the occasional challenger is all social exercise for me.I still say the wrong thing quite often, or say something folks don't understand.

This is not an easy exercise, but if you put some elbow grease in it you will find someone. 

Benefit lots from BP, especially the podcasts which I played when I was exercising, driving, cooking except work and sleeping time.

Think of those hours every day you could be networking, exploring properties, going to real estate investor club meetings, dating, exercising...Find a CHEAP rental though - get a roommate even.