Which is a not so uncommon American way of life.

It's not uncommon to have ongoing and intermittent problems with plumbing when tenants make their own repairs, the plumbing is old, or the repairs are done with cheap parts or by unskilled labor.

@Jason Johnson This isn't very uncommon.

You could possibly pencil out the math if you use HELOCs to purchase STR, but it's uncommon an investor uses it for a LTR. 

He says that's not uncommon in AU but in America people seem to think you can't do the because you need to have a "regular" job!

It's not uncommon to see this, but not in the context of your situation.

It's not uncommon for certain tenants to tell you the rental is "perfect" and then start nit-picking once they occupy.

And then when you get a seller lead near the median price for the area that might need some work or repairs or help selling, it is not uncommon that they will be freaked out by all the calls from agents and simply shut down to listening to anyone.What I am most disappointed about Z buyers ( the company ) is that after 15 years of experience on the web you would think they would have the knowledge and expertise to produce amazing high quality leads for investors and agents alike? 

As members of the military it is not uncommon to be moved every 2 to 3 years.

It is also not uncommon for the crowdfunding platforms to take fees.