You will need reserves as well.. .and this pile should grow with the more rentals you have. 

However, you want to make sure you have a good amount for reserves along with money for other admin fees.

Nature vs other. 

Your local LL tenant laws may also have provisions for removal depending on the nature of the offense.

Naturally it's not reasonable to try and hold the management company or even a Landlord responsible for someone trying to break in to the property. 

It's either cash reserves or in the stock market.Thank you for your time!

No matter what you do, buying a property with a value add component, having ample cash reserves, having good financing and having immediate cash flow will help minimize your risk.Here is an article I put together on what to look for when passive investing: https://www.biggerpockets.com/member-blogs/10145/83067-limited-partner-s-guide-to-investing-in-the-right-deal

Unlike Europe, the US has plenty of land and natural resources.

In addition to 5 years of paying on a 15 year, we have put a lot of upgrades on this property and there has been very nice natural appreciation on it. 

Once you have a handle on things, and perhaps enough of a backup fund built-up, then you can re-evaluate after a month or two.I know you have rentals already, so make sure you're set there with reserves that you wouldn't have to dip into...sometimes when it rains, it pours.