I'd check to see that your marketing is good first.  

I ask because there is little difference in the mechanics of a real estate transaction inside of or outside of a retirement account. 

Whoops, replied from the incorrect account.

I'll be checking out CFRI and possibly the NARPM events, but if you have any other suggestions I'd love to hear them and attend. 

PHYSICAL CHECK = If you have permission you should physically check the property prior to the sale or have a professional inspector.

Once you have a shortlist, sign up for an account with each one and test them extensively to see how they function.

All members who go in on a syndication together get View access to the joint LLC bank account we create.

@Samuel Ksiazkieicz  Sam, Also check out REI Guard, from NREIG dot com. 

Keep your contractor in check and get an itemized quote prior to hiring.

But if we are measuring "competitive advantage" and therefore success based on the GPs that own the most units, have the biggest teams, and hopefully have the biggest bank accounts, I would say the primary differentiator is marketing spend.