That will give you an idea of what your MAO would be given the other components that need to be included in order to calculate your fee, your buyer's profit and what your MAO would be.Third, consider watching/attending one of the webinars that are held weekly here on BP. www.biggerpockets.com/webinarsLastly, I'm not sure about software that would help you close any deals, but there are quite a few CRMs out there that can help you keep track of the properties you've prospected and would like to wholesale, i.e., HubSpot, Podio, SLACK, etc...

only 10% of SFR's for example in the Portland market were i live half time are rentals where as many markets fully 50% of the SFR's are rentals.. and therefore the values are quite stable they dont really go up as the value is priced more like a Cap rate what an investor will pay for a given cash flow with the risk component.. we see that in the D class mid west all the time.. were folks get on here and say they bought a home for 20k that rents for 800.. its pricing for lack of any true appreciation and or its pricing for Risk

There are other white label companies as well, but they generally don't come with a marketing component so that also doesn't really help sponsors much.In general the industry has matured a lot in the last 5 years and with Reg.

The easiest way to start your own property management company is outsource the financial management component.

I want to determine what the life expectancy of all major components and appliances are.  

If your contract allows an inspection then you more then likely can back out if the inspection results reveal deferred maintenance.From my point of view those things that you mentioned, except for the drain line, are not things that are a detriment to the building supporting tenants.The thing about inspectors is that they are all IDIOTS!

One company specializes in iron and steel supports. they bring in at least 1000 workers to do it. another company specializes in installing all the electrical components. they hire around 250 electrical hands. they work in high places, 250' in the air or more.

What are some key components that should be discussing?

I would completely agree that if you cant afford to do the whole house, focus on the main components thoroughly and not bits and pieces spread throughout.

Everyone focuses heavily on the rehab costs but often overlook key components necessary to get a contract and close.