Some states and/or municipalities also have regulations about buying, storing and using firewood in the home.

I require applicants to bring a government issued photo ID and one recent paycheck stub.  

Also make sure to include language in the tenant contract that your tenants will obey those regulations, lest you get "nasty grams" about crap on the front porch or unattended landscaping (assuming the tenant will be responsible).  

Tax foreclosure sales are the government forclosing upon the taxpayers property.

Policies they are regulated by.

The mortgage is secured—or collateralized—by the house, the buyer’s name goes on the title and the mortgage is recorded with the local government.2.

So many rental markets in Chicago and surrounding suburbs (Cook County) are dominated by renters using government vouchers to pay for their rent payments.

If you plan on buying condos it is critical that you review and understand the Governing documents for the HOA you are potentially buying into as well as understanding the current operating budget and reserve funding plan.

We are only 10 minutes into downtown, but haven't been subject to the city regulations.

We recommend setting up a dwelling policy (landlord policy) making sure that it is set up for short term/Airbnb rentals, has adequate coverage for furnishing, decorations, and personal property. and then also having an umbrella policy is recommended,  also umbrella policies can add extra coverage to some if not all of your other assets and insurance policies including your auto policies (this all depends on how your policies are set up, you may need 2 umbrellas, 1 for the business side because of commercial policies, and 1 for personal policies)California has intense rules and regulations when it comes to asset protection, having your LLC's properly set up and making sure that the proper entities are getting taxed by the state government.