On the other hand "Hattiesburg Real estate" is simply bold and not even a heading style.

I can hardly tell her that I saw on her social media about smoking.The lease says in bold letters that if someone wants to smoke, they have to do outside.Tenant is only at our house for 1.5 months and she did some water damage to the ceiling.

Starting with the last paragraph first, regarding "Game is over in the Residential RE investing in this area", please let me clarify that I put the context in bold in my post: "It's possible that for me the game is over for Residential RE investing in this area..." 

The second time someone says (xyz) you will now confidently know what to say, and your now bold resolute answer will give your seller comfort that he's dealing with a professional.

Can you advertise an apartment and boldly state that you will not accept anyone who has never rented before?  

Its like HS science- Read the bold letters and go. 

An example from my bank's 10-K (bold emphasis is mine):Deposits are the primary source of funds for our portfolio loans, loan pipeline and investments.

I believe they read the postcard because it is short, it has a lot of personal information in bold (name, address, city), and it identifies a situation they are in (absentee owner) in the first couple of lines.

Be bold and ask people to meet up.

A friend of mine, an assistant U.S. attorney who handled white collar crimes, lamented a while back that prosecution was usually difficult because these guys would issue PPMs that contained disclaimers informing their investors in bold, block letters that they would be ripped off.