Both jobs will require me to have exceptional communication skills and a network of clients.

Non-direct communication, you are talking to the warranty company who is talking to the repair person, versus direct contractingIt is true that in some cases a warranty can pay off.

Definitely find out how well they communicate.

He or she has implemented systems and hired employees to efficiently manage the day to day demands of the business.

@Mike JacovelliKeep communicating with your network, use this format as a litmus test for your ideas and goals.

Look at things like window tinting to make it more energy efficient.

Radiant heat is 30 percent more efficient, it also provides a more even, continuous level of warmth.  

@Brandon WoodFor a first deal, you did just fine.Someone, let's call him Joe, with more experience, knowledge of their market, buying power (including history of volume with property managers, contractors, agents, and title companies) can do a deal more efficiently than you can at this point.

If you are a cash buyer that is helpful but again, a good Realtor can provide comps quickly and efficiently.  

If you are not familiar with the concept it is in essence using your primary residence as a very efficient real estate investment -- check out @Craig Curelop awesome book on it.