There's no fixed max size beyond local zoning rules.

Otherwise, if you are referring to ETF's such as Spiders, or QQQ, the the holding period rules apply.

When it comes to housing, the FHA rules apply in addition to those of your state/city.

This allows you to access funds while keeping your existing mortgages intact.Second Mortgage: Explore lenders who offer second-position loans on investment properties, though rates will be higher.Cash-Out HELOC : While traditional banks often restrict HELOCs on non-owner-occupied properties, some portfolio or private lenders may offer HELOCs for investors.With $15-20K in liquid funds, look for deals where you can negotiate terms:Seller Financing: Negotiate lower down payments or interest-only periods.Subject-To Financing: Assume the seller’s existing mortgage while covering the down payment.Lease-to-Own: Lock in the purchase price while using rental income to build equity.

Sharing understandings and rules on guests, cleanliness, chores, pets, drinking, drugs, boundaries, house identity, conflict resolution, communication platforms, etc.

.- The CA rules seem to have many rules related to financing such as seller must include appraisal, no balloon payments before 10 years, etc.

A CPA ensures compliance with IRS rules, maximizes deductions, and avoids costly mistakes, especially for higher-income earners with multiple income streams.

However, you can still depreciate the remaining basis under standard MACRS rules.

That way the only thing they would depreciate is the 27.5 year rule 

My general rule of thumb is that a property needs to do 15-20% of the purchase price in gross rental income.