Anyone can wholesale as you know, but what makes a good wholesaler in my opinion is the quality of the numbers and data they supply. 

One last question:Has anyone done the self sustainability test for 3-4 unit property insured by FHA? 

Ensure they are growing their depth with key management for continuity and that they are staying true to their philosophy and model, which should always remain conservative and tested.

AirDNA is a great data resource but you must also peel the onion.

From our website:Vacant Rental MarketingWe publish rental properties on 20+ websites, track all inquiries, showings and applications, so we can provide you with feedback via bi-weekly Property Marketing Reports.Here’s some of what our Marketing Department does:Marketing Pics are edited, so your property looks its best:Pics have our Watermark, to avoid crooks copying them and creating fake ads that may result in our ad being dropped from a website.Advertising is published on 20+ websites :We no longer use “For Rent” signs, they statistically attract lower quality prospects and increase the likelihood your property will have a break-in and theft.We track Web Views and Inquiries, analyzing the numbers to identify problems and trends.Showings are exclusively scheduled via our online scheduling software:Prospects can self-schedule at their convenience, 24/7/365, which increases showings.Prospects receive multiple automated communications after a showing, encouraging them to apply and give feedback.We track Scheduled Showings versus Completed Showings to identify potential problems.Our bi-weekly Property Marketing Reports show you Period & Total amounts for the following:Web ViewsInquiriesShowings ScheduledCompleted ShowingsApplicationsWe analyze this data to provide you feedback about what the numbers mean we should do to get your property rented faster.

You can also edit the layer to add more data columns like value, taxes, insurance, beds/baths, square feet, notes, or whatever.

Always ask for references before testing a new PM.

There needs to be a 24 hour "water test".

Without getting into all the nitty gritty details, I’ve got a lot of data on my tracking spreadsheet that tells me I’m only really collecting about 55 percent of the cash flow I expected for the 4 underperforming units.

I would also recommend picking your preferred investment strategy first, then find a market where the data supports that approach.