Looking further into it I realized the structure is not assembled and doesn't include siding, roofing or the door.

I see that you are from Paraguay, do you know if Paraguay offers construction goods, such as Porcelain floors, laminate flooring, kitchens, bathroom fixtures, electrical assemblies, toilets, sinks, etc?

TO follow-up, I did come across one for record keeping of expenses that's on a spreadsheet and I assembled my own for documenting time spent as a RE Professional.

It also helps to assemble a team such as property management if you're going to do rentals, before you buy.

It also is being passed at the expense of rental property owners.If you do not want Costa-Hawkins act protections revoked call your state Assembly Member where you live or own property.  

If I assemble my own lists from the property appraiser data, it will be infinitely cheaper.

Thanks ahead of time for taking time to share your thoughts.If you (as an investor) were assembling a service for NPN's, PN's and seller carry back transactions...what would that service look like? 

You can have people do anything from plumbing to carpentry to just helping you assemble furniture.

I think this could easily be scaled.Step 1 - Build Your Buyer's ListI've assembled a list of Cash Buyers using Craigslist however I'm not very confident in the quality of my list.

I wish someone wouldn’t have hacked that blog site about them... it really was a piece of art assembled by all the prior landlords up to when Andy got them, he just didn’t take a couple extra minutes and google their names or he’d have seen the blog pop up 1st article in his search.