Also paying off the house is not something I would celebrate, that means your funds are sitting as “Dead equity” and now you need to do a cash out refinance to get the equity back out and invested in something that will bring you 20% returns instead of no returns sitting in dead equity.P.S. roofstock is garbage, you need to build a team as @Remington Lyman described

Also, it may be interesting to have tenants that are certain professions or backgrounds and cultures that  one landlord may "like"(or not) more than the another, for a host of reasons.

I rent as well, and it was a culture shock when I moved here and started looking for an apartment.

There is a culture of manipulation, lying and cheating in China that people in the US can't fathom. 

Had a Wonderful Easter celebration with young, old, and children alike.

Look into the culture of the team you’d work with.

They also live there because they like the culture, climate, amenities, and other aspects that are difficult to measure.

You do need to know the language, culture and customs.

How sad our own governments rewards negative social behaviors and norms that all great cultures have embraced for thousands of years . 

Some consider me a "celebrity" too but this doesn't mean that just because I recommend something, investors shouldn't also do their proper due diligence.