Yes, when you are active on your listing, doing the things that you mention, this activity tells the algorithm that you are an "active host" and you get a boost in the rankings. 

Kris would at least be the best resource to discuss.Feel free to mention I sent you.

We’ve repeatedly asked the seller to provide the tenant’s rental payment history, but there has been no response.I asked my realtor how we can verify the payment history, but she didn’t directly answer and simply mentioned that I can either accept or deny the lease (it’s a month-to-month lease, which I’m fine with).Should I move forward with the sale?

As a disclaimer, I want to mention that every investment has risk and there is no guarantee of any return on this investment or any other investment.

We don’t know any PMCs to recommend in the area mentioned, but since selecting the wrong PMC is usually more harmful than selecting a bad tenant, you might want to read our series about “How to Screen a PMC Better than a Tenant”:https://www.biggerpockets.com/member-blogs/3094/91877-how-to-screen-a-pmc-better-than-a-tenant-part-1-services-and-processesWe recommend you get management contracts from several PMCs and compare the services they cover and, more importantly, what they each DO NOT cover.

As mentioned above, check with your town as a starting point.That said, the septic permit will be the challenge. 

If you're mentioning Agency, I'm assuming it's a smaller apartment complex.   

I think @Nathan G. mentioned this before. 

Deep SW florida has been mentioned over, and over, here that it's due for a correction.Austin is also getting smacked, but the time has come to enter. 

Micah - I think the loan size mentioned by EJ is real...