It easy for people to get up on their crystal palace podium but the moment it comes knocking on your door or in your neighborhood peoples opinions change drastically. 

So focus on lead generation.Once you have that covered, then yes you do need to have a bit of insight on the workings of the transaction.But all this should be easy to figure out the moment you keep commonsense in play.Start with getting in touch with a wholesaler-friendly attorney for your closings (if you are in an attorney state), and build a relationship with him (that is also what I did)..He should guide you along the way as you go.

Additionally, it's easy for a house on one lease to get absolutely trashed by the renter.

Also look at those Vrbo and Airbnb calendars and see how full they are and what nightly rates they are getting.Should be easy from here to see if a new property would pencil in or not. 

Each corporation runs differently so some are easy to deal with and some not so much.

It's not some MLM, pyramid type gig you can just experiment with attempting to make quick or easy money.

The point about the "trailer trash" mentality is that it makes it easy to dismiss tenants as undeserving, uneducated, undesirable.  

I like Dundalk because of it's location (easy to get south and 20 minutes away from shopping areas.Any advice on this area?

Is it easy to use?

I think it is easy to become overly reliable on these tools and just let it run.