The level of service that foreigners are used to is not the same as normally provided (at mainly local offices/agents). 

Hey BP Fam,  I currently have a local investor looking to exit his rental business within the next 5 years because he's older in age.

Best is to speak to a local realtor .

I would join a local real estate investing club and figure out what members are actual investors and which are "going to be" investors.

Tell me, how much does it cost to place an ad in a local Pennysaver, and post it on MLS?

You can reach out to your local (state) Self Storage Association, peruse topics on You Tube, and certainly many, many forums here on Biggerpockets with quality folks & quality content.Regardless, of how you piece your learning together, everything (soup to nuts) for an Acquisition is either FINDING a lead, EVALUATING to determine if it's a deal, now you're in the PURCHASING phase, and after you close, now it's all about MANAGING.If you think that at times it makes more sense to build than to buy, then you'll want to learn about Development & Conversions.  

It seems that versions of the senate and house bills prohibit local governments from limiting STR durations unless the local law was passed prior to 2011.

As of this writing, 20 states and 106 localities have passed bans on discriminating against source of income (usually, but not limited to, Section 8) as well as a myriad of other restrictions.What Happened in Kansas CityKansas City, where I live, was the most recent to pass what its advocates call “the strongest source of income discrimination ban in the country.”

Rodeline Paul,Join local investor club  there a couple in Broward and Miami Area. 

Got myself connected with local agent, local property manager, and even learned some of the local politics during my visits.