You might make this easier by making the one who lives in the master a very trustworthy tenant and giving them a discount on their rent in exchange for handling everything as a property manager.Like @Bill S. said, good job taking action and now that you have those assets you can tweak them as necessary to make them cashflowing assets.

Find a niche that you like and master it.

You can also search NARPM.org for the RMP (Residential Management Professional) and MPM (Master Property Manager) certified.To find out about an area go to loopnet search the are get 5 property packages find the 5 pages in each talking about why this is the best area to invest in real estate copy and paste into a word doc you now have 25 pages as to why this area is good these are your talking points.Download BP’s newest book here some good due diligence in Chapter 10.

Master Bathroom updating.

As far as I know, there are no 2-4 unit properties in Summerlin, and this is true of most of the master-planned communities in Vegas and Henderson.  

I am currently working on my master's degree.

Make sure you find ways to add value to the older gentleman & find a niche and master it.

I guess the slogan “never stop improving” doesn’t apply to management’s customer service practices.”At this point you have two choices: tell them off or exercise patience.As a real estate investor, you have to master your emotions.

The Third may be a Master Lease Option, where you offer to lease all 8 units for $7200 (8*$900) per month for 4 years and assume the management, then buy it for today's asking price (if it works out).

However, you need to master personal finance before you start tackling business finance, the latter being more complicated than the former.