As you run a rental business, you almost always run into some kind of troubles.
Having an insurance can control risks of it. Here are some examples of insurances regarding real estate.
Property Liability Insurance
Property Liability Insurance covers any damages done to a party (including tenants) caused by owning or using property or a fault of property management.
Rent Collateral Insurance Policy
Usually applicable along with fire insurance. This policy guarantees rent missed out because of fire.