Additionally, many deals tend to fly under the radar, so networking within organizations like NARPM (National Association of Residential Property Managers) can help uncover opportunities.If anyone reading this is considering selling their property management company in Texas, feel free to share—I’m genuinely interested in connecting.

Quote from @Nick Am: @Michael Plaks--> The SE taxes are STRICTLY NOT in addition. 

Are there any additional considerations?

Additionally, are there any other factors I should be considering when purchasing a duplex or triplex?

It will take time.3) Property management companies, chamber of commerce meetings, local commercial RE brokers, etc are all additional options to network and find people who do deals.

Additionally, please share if this was a scam or not.

In our market it is important to make sure they are a licensed broker, carry adequate GL and worker's comp (and name you as additional insured).  

That is an additional savings. 4.

Then if I have additional concerns I call in an expert to get further information and an estimate on what the repair will cost.

Also if the whole property or the yard is fenced then an additional barrier fence around the pool itself isn’t required.