For one unit I'd think you could keep track of it in excel or a free database app.

Freddie has similar intricacies, but also does not require a two year history of receipt; https://guide.freddiemac.com/app/guide/section/5306.4If you can use the rental income to drive the DTI down so that you can reduce the down payment similar to that of the FHA product, the benefits of the conventional option will outweigh the FHA option, as I'm assuming you have a strong FICO based on rate quoted with no points.  

My STR had 15 Mbps, and I could stream Netflix on four TVs and a mobile device without any lag.

Something like this:  Admin/Mobilization/Shipping: This section accounts for paperwork and other administrative tasks. 

The price points here are a little high, if you don't go for a 55+ community/mobile home property. 

It took me longer to set up in the app than Airbnb or VRBO/HA, but it was very thorough.  

Meetup is a fantastic app to find real estate meetings around you, and look for local REIA (real estate investor associations) and attend a bunch of meetings.

If they are wrong, well, you can buy that deal from them (or their lender after they foreclose) a year or two or three from now for less than they paid...By the way, there is nothing wrong with buying a single family home or duplex--my first deal was a mobile home. 

It’s more expensive than PropStream, but the data quality is higher.For ARV calculations, if you don’t have access to the MLS, our Backflip App can provide it (it's good).

The plan is to put the rentals in SCH E of our joint return and file with TurboTax-We live in Florida-Leases under my wife's name, Airbnb app under my name, dedicated bank account for all rentals activity in the name of both-We have umbrella policy for liability protection for the rentals-We leverage some contractors (for example cleaning lady for the Airbnbs or lawn maintenance guy) that we pay >$600 for their services in a year and they are not our employees.