This would help save me some money to use on the house that is getting renovated and I wouldn't have any money out of my pocket up front for the duplex except when the mortgage starts.

I'm not sure I would label this result "saving money" for your client, and I'm not sure I would brag about it.

Seems like easy savings. 

Explore creative financing options like seller financing, partnerships, or the BRRRR strategy to maximize your resources.

There are a lot of options out there.Some of the most useful items BiggerPockets members have identified are features that save time so they can spend time working on their next property.

Now going the outsourced route, yes there is ways a person can design that "manage the managers" to be least or maximal impact and requirements.

How Energy-Efficient Windows Can Save You Money" – Educate about long-term savings."

I pay about $2500 a year for each of my partnership returns with my CPA regardless of whether it’s a $1M deal or a $5M deal.I would save the partnership conversation for if and when you are doing much bigger deals.

Just have $$ in savings

I’m a broker based in Charlotte, NC, and I work with Compass to support investors in maximizing their growth strategies.