My goal is to use the money for fix n flips.

Son n law is SOL. 

Our company used to buy 100 plus parcels a year in N.

REV’s holdings included RadioShack, Pier 1, Stien Mart, Linens-N-Things, and Modell’s Sporting Goods.

. - What driving factors should I take into account when l'm looking for an up n' coming hot markets?

Great property, 4BD, 3BA (full), 24 hour gated comunity, pools, rec, all the bells n' whistles.

And he invested n different state/city simultaneously.If there're two syndications that can offer the same IRR , with conservative underwriting and integrated company , who would you choose ?

No, not all the hokeum of this jazzy thing n that jazzy thing, just run the dang numbers, do an analysis, and does it make sense yes or no. 

See, in SFR (1-4 unit) the primary driver to valuations is comp's, market sale comparable, what so-n-so sold there place for last week/month etc.. 

I would buy n hold 2 or 3 SFR with 20% down and sit on them.