You'll of course also be required to join a local/state Association and NAR. 

Your actual costs of running the business will be divided into fixed costs and costs of sales.Fixed costs will include your marketing, office rent, phone bills and car payments, NAR and MLS dues (mentioned above). 

I understand that NAR is trying to make a point with their statistic.

According to NAR, the average FSBO sold for nearly $24,000 less than an agent-represented property.Con: You'll be responsible for getting all the information you need about your perfect home.

According to Nadia Evangelou, NAR’s senior economist and director of forecasting, a decrease in rates could mean a significant drop in the cost of mortgage payments for potential buyers.

For comparison, the national housing inventory is at a 4.4-months supply, according to NAR;Townhome/condominium sales rebounded from two consecutive down months, with 697 units sold, tying a record set in June 2018.

If they are a member of NAPRM or NAR (which I doubt), report them.  

Staging isn’t cheap, but the National Association of Realtors (NAR) estimates that, on average, staged homes sell 88% faster and for 20% more than non-staged homes.14.

The "NAR" says Jacksonville is a top 10 choice for real estate investing for 2023. 

According to NAR and a bunch of other sources, real estate sells for more than the expense of a realtor when a realtor is used so definitely use one!