Since Sean and Zachary have already answered your questions, I will comment on your search for an accountant. 

So they can work well, especially for investors looking for a more hands-off approach, but it's crucial to do the math and understand the specific property's potential.If you are still looking I would be happy to help you out in your search!

Some very successful investors were slow to get started. 

You can search for gift on this forum and   that will give clues

So for instance, I'll search from 7/14 - 10/1.

Some common names you'll see thrown around a lot: Stessa, Apartments.com, RentRedi, TenantCloud, Innago, RentManager, Avail, Rentec Direct, Doorloop, etc.I recommend you search for each of those apps online and see what they offer, how much they charge, etc.

I have searched the web to find some paid subscriptions like Monarch or YNAB or Empower.

BP rent estimator has been rather accurate in my searches.  

We are in the "slow and steady race".

Hi Artiom, I have a few S8 tenants in Detroit, but most of my tenants are "cash paying".I'd start by searching the forums here for "section 8" related threads.