I do know others who use the "spray and pray" technique (invest randomly in alot of deals), but that isn't for me personally.Here’s a list of things that I do.For vetting a syndication, different investors do it differently because every investor comes from a different financial situation and has different goals and risk tolerance.

Real estate is a fascinating subject to discuss, with many techniques, strategies and leverage points based on personal choice and preference. 

They understand and continually educate themselves on the technique used in real estate investing called optimization.

Obviously, wholesalers are streamlining the process with softwares and applications and there’s technique and strategy with how they talk to homeowners but all that information is online and in podcasts.

There are other creative financing techniques (partners, owner financing, wrap arounds, etc), however, items 1 & 2 seem to be the biggest impasses that I see young investors running into when they are starting their careers - the third is the down payment, which you have - well played. 

There is nothing really much you can do, besides using trusts and other asset protection techniques to hide your personal name from the property.

Because you purchased this as a mixed property (primary and investment) you can use the appropriate tax mitigation technique for each side. 

Is there some technique or finance trick that would allow someone to purchase multiple homes at once if they just the 20% down?  

I have read in Brandon Turner's Rental Property Investing book of his technique of giving multiple offers on the same home for the seller to choose from.

Hello Biggerpockets.Its The People's Agent here to give more useful info since I am always learning new techniques working with investor clients and doing investments myself in Oregon.This post is about deciding which loan product to use when starting out your house hacking journey.