I currently live in Los Angeles. 

It’s also wise to discuss and prepare for all potential scenarios in a business partnership, including exit strategies.Communication: Keep potential and current investors informed with regular updates about the market, specific investment opportunities, and your overall business progress.

I’d ask the current owners to carry back a mortgage, say you make a down payment and agree to pay them 5 or 6%.  

It's also critical the current GC and all subs are paid and you obtain lien waivers for the work that was completed to avoid any mechanic lien issues. 

So I'm currently in a duplex doing a house hack.

This will help with a few things:Liability - Current state if someone slips and falls at your triplex you could be sued and your personal assets could be at risk. 

Currently have no doors and want to practice some underwriting.

The agent should also fill them in on the current market conditions and a brief history recap of the market.Then guide them through the buyers process and explain any docs/contracts the buyer will be using.Big popular teams are fine.They will typically have you work with newbie agents they use for buyers.

You will likely be looking for properties around $100k or less for your current income.

Current rates make this even more unappealing.What type of mortgages do you have?