They should be able to save you much more than 15% on repair costs if they know what they are doing, have the proper vendor relationships  and negotiate pricing effectively. 

@Taylor Gillette  If you have a good relationship with your lender I would propose all these questions to them directly... get it right from the source. 

Compensation should be based upon those rather than relationships. 

This particular building was brought to my attention from my realtor who has a relationship with an investor open to selling some of his properties. 

Identify your Ideal Mobile Home Park and location (type of park spaces, age of homes, city water, city sewer, 70% or more occupied, cities with high population, etc..)2.) get list and enter into excel.3.) find owners info, address, phone#, etc.. 4.) contact thru mailings, cold calling, etc..5.)

Typically a contractor or architect who has done several projects in a town has a relationship or rapport with the plan reviewers and building official and can reason with them to some extent.5. 

As a Sponsor, I won’t even come close to being able to quit my W-2 job with this deal, but my partner and I are planting seeds with our investors and developing a great relationship that will prompt growth in our company to scale and take our talents to the next level.

I haven't done anything with NPN yet, because I know there is a lot to learn and a lot of people you need to get to know to find the good deals like relationships with banks and credit unions etc... but we will see how things play out.

@Isaac Josey any of the books here on biggerpockets are excellent to read.

She has been an excellent tenant, great credit score and has always paid on time.