One may be in a lower end neighborhood where you can get away with spraying the entire house in one color where another needs 3 different color schemes (one for ceilings, one for walls, one for trims).

If the wholesaler is worth his salt he/she will tell you how the process works.

Zombie up with bath salts?

That person is likely not very familiar with the pest, but has a license to spray chemicals.Chemicals only work if they come in contact with the bedbug. 

Whether through wacky ARV's or way off base rental income estimates I have a growing perception that anything that doesn't involve you working directly with a seller one on one is a to be taken with a grain of salt.

Even from the good ones, the quality of their answer is dependent on the quality of your question (so educate yourself to ask the right questions in the right form...which is what I think @Max Bellino is trying to do here).I don't know if Max can benefit from my notes and diagrams, or if they apply to his situation and plans, but since you mentioned them, here they are - just be advised this is from a lot of sleeping at Holiday Inn Express many years ago so take them with a big grain of salt and don't construe them as legal or tax advice:If you are new to REI you should be primarily concerned with finding good deals and growing your business first.

Putting 5% down and buying a property a year will allow you to acquire properties quickly while still scaling wisely.Take all of this with a grain of salt, it's solely what I would do in your position.

To add salt to the wound I tried contacting the previous owner who made the addition with no luck.

Try to take what RK says with a grain of salt. 

Take the answer with a grain of salt because values can vary drastically.