Your state may have more stringent requirements, but everything you need to know on a federal level is here: https://www.epa.gov/lead/real-estate-disclosure

Does anyone know a bank that will let me setup an account at the Series level? 

You may be surprised at the different levels of completion that they have.

I had attended one of those real estate seminars, then signed up for the next level of training which also included TAX liens. 

Of course it's all about comfort level and what kind of rentals you buy but you can certainly play it safe and do waaaay less than 100% cash.

If we were to rent out the front house that we currently live in, I would estimate it to be about $3500 or more for it, since it was remodeled, and it looks great.Analysis:So I did the math (high level) using 2 different scenarios.Scenario 1: If both the houses were rented.Property/Deal ProfileGeneral GuidelinesPurchase Price700,0001 Percent Rule (%)0.857142857Down Payment (%)3.50%50 Percent Rule3000Down Payment ($)24500Cap Rate8.214857143Interest4%Cash-on-Cash Return26.73744578Term (years)30Loan amount687,321IncomeCash FlowRental Income 12500Total Monthly Income6000Rental Income 23500Total Monthly Expenses5075.33Laundry IncomeStorage IncomeMisc IncomeTotal Monthly Cash Flow924.67Total Monthly Income6,000Total Annual Cash Flow11096.04ExpensesCash-on-Cash ReturnTaxes750Down Payment24500Insurance58Closing Costs0Water/SewerRehab Budget30000GarbageMisc Other-13000ElectricGasTotal Investment41500HOA FeesLawn/SnowVacancy200Repairs200CapExProperty Mgmt.Mortgage Insurance Premium586.33Mortgage3281Total Monthly Expenses5,075.33Cash-on-Cash Return26.73744578 Based on the above analysis, here are the key takeaways – 1)The property cash flows - $924/month 2)Cash on cash return is 26% which is pretty good in LA I reckon.3)The main thing I would like to note is the solid Cap Rate of 8.2Scenario 2: The actual scenario with only one rental income since we moved into the front house.Property/Deal ProfileGeneral GuidelinesPurchase Price700,0001 Percent Rule (%)0.357142857Down Payment (%)3.50%50 Percent Rule1250Down Payment ($)24500Cap Rate2.214857143Interest4%Cash-on-Cash Return-74.46737349Term (years)30Loan Amount687321IncomeCash FlowRental Income 12500Total Monthly Income2500Rental Income 20Total Monthly Expenses5075.33Laundry IncomeStorage IncomeMisc IncomeTotal Monthly Cash Flow-2575.33Total Monthly Income2500Total Annual Cash Flow-30903.96ExpensesCash-on-Cash ReturnTaxes750Down Payment24500Insurance58Closing Costs0Water/SewerRehab Budget30000GarbageMisc Other-13000ElectricGasTotal Investment41500HOA FeesLawn/SnowVacancy200Repairs200CapExProperty Mgmt.Mortgage Insurance Premium586.33Mortgage3281Total Monthly Expenses5075.33Cash-on-Cash Return-74.46737349In the actual scenario, I am paying $2575 every month towards the house.

If you have to level ground, box out soil, add 10" of stone, etc, your costs will push up toward $30 per square foot and at $0.45-50 per square foot in rent, I don't see that as too favorable.

You're on an investing forum so have you put much energy into the investment side of things?

I will give you a warning now that there is some high school level statistics referenced so you may want to refresh yourself.Monte Carlo SimulationsMonte Carlo simulations are a way of modeling forecasts when there are random/uncertain variables introduced that cannot be accounted for using a single value.

Great way to engage with and meet other real estate investors in the twin cities ranging from all levels of experience.