In other words, if you're not required to work 40+ hours for your job.

Theres tons of resources about finding lenders and investing with no cash if thats the route you want to take -- but you can also start out with wholesaling as well which requires no large sums and can get you exposed to great deals as well.

Higher cash flow usually comes from properties that require more "hands-on" management due to the condition, location, and tenant base.

So you decide if you want to put it in the LLC or your own name.If you do it in your own name, and live there, you will be able to take a personal residence loan and qualify for loan programs that only require say 5% down + closing costs.

DSCR lenders will run personal credit (which, along with LTV and DSCR, is among the three biggest factors determining your rate and terms) and typically require three to six months of PITIA “reserves” in liquid assets.

Your true test will be how well can you handle the day to day as well as the major operational requirements of the arbitrage business as you scale.

that would lower your down payment requirements - you could keep your primary as a rental, and move into a househack. 

Reduced down payments are possible for multifamily buildings using financing options such as FHA loans, which are less expensive than traditional loans.Find local programs that can help with a down payment, look up programs in your region, get in touch with lenders or mortgage brokers in your area, and fulfill the eligibility requirements by attending homebuyer education workshops.

If you want me to drive to you; provide consultation, lay outs, code requirements etc, then I charge for that.

Plus you need to check and see if they require you to use them as management.