Typically, clients are using this to buy down their interest rate to 6% or less.Reach out for more information.

I'm curious if this discrepancy is typical of other regions as well.How accurate is the data on this site?

@Chris Blackburn, while I can't speak to this specifically, there are a few red flags I see in your post.1: A Realtor has to be a member of the national association of realtors, an industry trade group primarily focused on your typical home buyer.  

Quote from @Michael Smythe: @Christian Gibbs let's look at this logically.PMCs either charge a percentage of collect rents or a flat fee.If they charge a percentage of collected rent, they typically are incentivized to get a property ready to rent quickly and find a good tenant.-- But, what happens if the owner wants to drag out repairs with requests for multiple bids, takes weeks to review and approve those bids and then take even more time to send funding?

(prorating utilities by tenant head count for instance). 

Then moved out and we're sharing another house hack with less than $200 out of pocket monthly for utilities and internet while using 3 bedrooms and a bonus room for ourselves.

Here's what I know based on general Fannie Mae guidelines and the specifics of your situation:PMI on HomeStyle Loans: Typically, PMI (Private Mortgage Insurance) is required on loans where the LTV is above 80%.

I am a fan of utilizing equity in existing real estate owned to build the rental portfolio though at the beginning, rather than just relying on money saved alone.  

They can take care of a lot of the monotonous tasks, and even do things like send leases, screen tenants, add rent charges, pay utility bills, the list goes on. 

Investment mortgages, like DSCR loans for investment properties, typically come with prepayment penalties (PPP) to protect against prepayment risk and the keep portfolio CPR in line.