Anytime you deal with the older style homes that have been left vacant you will need to expect the unexpected.

Keep expenses to a minimum and buy a car with the least headaches based on your driving style (high miles vs city).

I get a lot of millennials/X-Gens at my rental that is a bit more hip and groovy - closer to the "action", whereas I tend to get a bit older crowd at my place that is quieter and more family oriented.  

My style of investing is what I would call "semi-passive", for example, for my flips I work with wholesalers and project managers and I don't mind a smaller profit margin for less active / less hands-on management. 

My advice is to make sure your agent can adjust to YOU and your style, while being able to act quickly for you.  

I work with him on the regular an he's definitely one of the best investor oriented Realtors in the San Antonio Area.

It will help you determine what strategies best fit your investing style.  

I have worked with several real estate investors in the Bay Area to put together multifamily deals oriented towards achieving cash flow positive status.

During this educational phase, I'm saving capital to jump in a big deal "Grant Cardone Style.""

My style ranges from antique to modern when it comes to fixers, it just depends on the house.