(National Association of Residential Property Managers) these ppl will be active property managers not sales agents and have knowledge of the laws and regulations in your area.

So you are thinking that there might be some SFR out there that have a monther-in-law suite or something?

Even though some states have laws defining therapy animals, these animals are not limited to working with people with disabilities and therefore are not covered by federal laws protecting the use of service animals.

This can vary by state law and I don't know the specifics in Arkansas

But ,no pun intended, they HAD to pass a Texan law to limit you to 6 sex toys.  

I recently purchased my 2nd townhouse for my in laws (paid $180k cash) but I plan on refinancing and having a $80k mortgage(15 years).

It appears you do not live in the United States, so my advice is based on US law and might not be helpful. 

Getting paid on the 5th or 6th sucks, but if I had tenants who were otherwise great, I'd deal with that.You might run into fair housing law issues if you try to charge them more because they have kids. 

First step is to learn the laws pertaining to solicitations to the public, including internet forums, to potential borrowers or investors.

It's complex and there are about 3100 taxing units (counties) in the US, all with their own set of laws, rates and auction styles and rules.