Firearms, you always run the risk of a scenario like Canada implemented, banning AR's or doing a forced "buyback" at whatever price the government wants to name.

I'm a bit cautious about Airbnbs in cities -- I'm not familiar with the regulations in Atlanta, but I would recommend really looking into it and pouring through all the past news articles about lobbying/short term rentals/unhappy residents, etc to gauge the possibility that your rental could be banned/zoning issues/increasing taxes, etc.

News for FLorida STR owners: “The lawsuit “seeks to protect and vindicate fundamental liberties that citizens of the United States enjoy free from government interference” and asks a federal judge to issue a temporary restraining order or injunction prohibiting enforcement of the governor’s order.DeSantis issued a March 27 executive order that blocked people from renting vacation properties during the public health emergency, but he allowed hotels, motels, inns, resorts and time-share facilities to stay open.DeSantis said the vacation-rental ban was necessary to discourage people from other states, such as COVID-19 “hotspots” Louisiana and New York, from traveling to the Sunshine State and spreading the highly contagious disease.

On top of all this, we currently have a statewide ban on vacation rentals due to the pandemic.

Maybe, after a couple of years of enjoying "tranquility", they'll  rescind the ban. 

Lead paint was finally banned for home use in 1978.Houses built between 1930 and 1950 may have asbestos as insulation.

Something could happen to intensify that like geopolitical stuff, environmental bans, and the fact that it is now able to be exported by ship from the us hinging its price to a worldwide demand not just within the continent. 

Should I ban him?

If you ban pets altogether, you have no choice but to file for eviction after a notice to cure, or not enforce that part of your lease. 

One of the folks that I refer to was actually a Joe disciple and it was just a vanilla flip that went bad seller turned him in .. state fined him .. not sure if they banned him for life I will check on that.